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un-reliable
adjective as in inaccurate
adjective as in inconstant
adjective as in incorrect
adjective as in insecure
adjective as in irregular
Strongest matches
Weak matches
- aimless
- casual
- changeable
- designless
- desultory
- disconnected
- discontinuous
- fitful
- fluctuating
- fragmentary
- haphazard
- hit-or-miss
- inconstant
- indiscriminate
- infrequent
- nonuniform
- occasional
- out of order
- patchy
- purposeless
- recurrent
- shaky
- spasmodic
- uncertain
- unconsidered
- unmethodical
- unpunctual
- unsettled
- unsteady
- unsystematic
- up and down
adjective as in irresponsible
adjective as in lying
Strongest match
Strong matches
adjective as in perfidious
adjective as in precarious
Strongest matches
adjective as in questionable
Weak matches
- apocryphal
- contingent
- controvertible
- cryptic
- disputable
- dubitable
- enigmatic
- equivocal
- fishy
- hard to believe
- hypothetical
- iffy
- indecisive
- indefinite
- indeterminate
- moot
- mysterious
- obscure
- occult
- open to doubt
- open to question
- oracular
- paradoxical
- problematical
- provisional
- shady
- suspect
- unconfirmed
- undefined
- under advisement
- under examination
- unreliable
- unsettled
adjective as in rocky
adjective as in shaky
adjective as in skittish
adjective as in sneaky
adjective as in temperamental
Strongest matches
adjective as in treacherous
Strongest matches
adjective as in treacherous
adjective as in uncertain
Strongest matches
adjective as in undependable
adjective as in unfaithful
adjective as in unpredictable
adjective as in unreliable
Strongest matches
Strong match
adjective as in unsafe
adjective as in unsound
Strongest matches
adjective as in unsure
Strongest matches
adjective as in untrustworthy
Strong match
adjective as in weak
adjective as in mutable
adjective as in unsteady
adjective as in changeable
Strongest matches
Weak matches
- agitated
- commutative
- convertible
- fitful
- flighty
- fluid
- impulsive
- inconstant
- indecisive
- irregular
- irresolute
- irresponsible
- kaleidoscopic
- mobile
- movable
- permutable
- restless
- reversible
- revocable
- skittish
- spasmodic
- transformable
- transitional
- uncertain
- unreliable
- unsteady
- vacillating
- vagrant
- variable
- variant
- versatile
- wavering
- whimsical
adjective as in Pecksniffian
Weak matches
- affected
- artificial
- assuming
- bland
- canting
- captious
- caviling
- deceptive
- deluding
- dissembling
- double
- double-dealing
- duplicitous
- faithless
- false
- feigning
- fishy
- fraudulent
- glib
- hollow
- insincere
- jivey
- left-handed
- lying
- moralistic
- oily
- pharisaic
- pharisaical
- phony
- pietistic
- pious
- sanctimonious
- self-righteous
- smooth
- smooth-spoken
- smooth-tongued
- snide
- specious
- spurious
- two-faced
- unctuous
- unnatural
- unreliable
adjective as in perjurious
Weak matches
- committing perjury
- deceitful
- deceptive
- delusive
- delusory
- dissembling
- dissimulating
- double-crossing
- double-dealing
- equivocating
- false
- falsifying
- fibbing
- forsworn
- guileful
- inventing
- mendacious
- misleading
- misrepresenting
- misstating
- perfidious
- perjured
- prevaricating
- shifty
- treacherous
- tricky
- two-faced
- two-timing
- unreliable
- untruthful
- wrong
adjective as in pharisaic
Weak matches
- affected
- artificial
- assuming
- bland
- canting
- captious
- caviling
- deceptive
- deluding
- dissembling
- double
- double-dealing
- duplicitous
- faithless
- false
- feigning
- fishy
- fraudulent
- glib
- hollow
- insincere
- jivey
- left-handed
- lying
- moralistic
- oily
- Pecksniffian
- pharisaical
- phony
- pietistic
- pious
- sanctimonious
- self-righteous
- smooth
- smooth-spoken
- smooth-tongued
- snide
- specious
- spurious
- two-faced
- unctuous
- unnatural
- unreliable
adjective as in pharisaical
Weak matches
- affected
- artificial
- assuming
- bland
- canting
- captious
- caviling
- deceptive
- deluding
- dissembling
- double
- double-dealing
- duplicitous
- faithless
- false
- feigning
- fishy
- fraudulent
- glib
- hollow
- insincere
- jivey
- left-handed
- lying
- moralistic
- oily
- Pecksniffian
- pharisaic
- phony
- pietistic
- pious
- sanctimonious
- self-righteous
- smooth
- smooth-spoken
- smooth-tongued
- snide
- specious
- spurious
- two-faced
- unctuous
- unnatural
- unreliable
adjective as in tottering
adjective as in tottery
adjective as in deceptive
Strongest matches
adjective as in derelict
Strong matches
adjective as in dubious
Strongest matches
adjective as in errant
adjective as in erratic
Strongest matches
adjective as in faithless
Weak matches
adjective as in fallible
adjective as in faulty
Strongest matches
adjective as in fly-by-night
adjective as in anecdotal
Strongest matches
Weak match
adjective as in hypocritical
adjective as in inaccurate
adjective as in inconstant
adjective as in incorrect
adjective as in insecure
adjective as in irregular
Strongest matches
Weak matches
- aimless
- casual
- changeable
- designless
- desultory
- disconnected
- discontinuous
- fitful
- fluctuating
- fragmentary
- haphazard
- hit-or-miss
- inconstant
- indiscriminate
- infrequent
- nonuniform
- occasional
- out of order
- patchy
- purposeless
- recurrent
- shaky
- spasmodic
- uncertain
- unconsidered
- unmethodical
- unpunctual
- unsettled
- unsteady
- unsystematic
- up and down
adjective as in irresponsible
adjective as in lying
Strongest match
Strong matches
adjective as in perfidious
adjective as in precarious
Strongest matches
adjective as in questionable
Weak matches
- apocryphal
- contingent
- controvertible
- cryptic
- disputable
- dubitable
- enigmatic
- equivocal
- fishy
- hard to believe
- hypothetical
- iffy
- indecisive
- indefinite
- indeterminate
- moot
- mysterious
- obscure
- occult
- open to doubt
- open to question
- oracular
- paradoxical
- problematical
- provisional
- shady
- suspect
- unconfirmed
- undefined
- under advisement
- under examination
- unreliable
- unsettled
adjective as in rocky
adjective as in shaky
adjective as in skittish
adjective as in sneaky
adjective as in temperamental
Strongest matches
adjective as in treacherous
Strongest matches
adjective as in treacherous
adjective as in uncertain
Strongest matches
adjective as in undependable
adjective as in unfaithful
adjective as in unpredictable
adjective as in unreliable
Strongest matches
Strong match
adjective as in unsafe
adjective as in unsound
Strongest matches
adjective as in unsure
Strongest matches
adjective as in untrustworthy
Strong match
adjective as in weak
adjective as in mutable
adjective as in unsteady
adjective as in changeable
Strongest matches
Weak matches
- agitated
- commutative
- convertible
- fitful
- flighty
- fluid
- impulsive
- inconstant
- indecisive
- irregular
- irresolute
- irresponsible
- kaleidoscopic
- mobile
- movable
- permutable
- restless
- reversible
- revocable
- skittish
- spasmodic
- transformable
- transitional
- uncertain
- unreliable
- unsteady
- vacillating
- vagrant
- variable
- variant
- versatile
- wavering
- whimsical
adjective as in Pecksniffian
Weak matches
- affected
- artificial
- assuming
- bland
- canting
- captious
- caviling
- deceptive
- deluding
- dissembling
- double
- double-dealing
- duplicitous
- faithless
- false
- feigning
- fishy
- fraudulent
- glib
- hollow
- insincere
- jivey
- left-handed
- lying
- moralistic
- oily
- pharisaic
- pharisaical
- phony
- pietistic
- pious
- sanctimonious
- self-righteous
- smooth
- smooth-spoken
- smooth-tongued
- snide
- specious
- spurious
- two-faced
- unctuous
- unnatural
- unreliable
adjective as in perjurious
Weak matches
- committing perjury
- deceitful
- deceptive
- delusive
- delusory
- dissembling
- dissimulating
- double-crossing
- double-dealing
- equivocating
- false
- falsifying
- fibbing
- forsworn
- guileful
- inventing
- mendacious
- misleading
- misrepresenting
- misstating
- perfidious
- perjured
- prevaricating
- shifty
- treacherous
- tricky
- two-faced
- two-timing
- unreliable
- untruthful
- wrong
adjective as in pharisaic
Weak matches
- affected
- artificial
- assuming
- bland
- canting
- captious
- caviling
- deceptive
- deluding
- dissembling
- double
- double-dealing
- duplicitous
- faithless
- false
- feigning
- fishy
- fraudulent
- glib
- hollow
- insincere
- jivey
- left-handed
- lying
- moralistic
- oily
- Pecksniffian
- pharisaical
- phony
- pietistic
- pious
- sanctimonious
- self-righteous
- smooth
- smooth-spoken
- smooth-tongued
- snide
- specious
- spurious
- two-faced
- unctuous
- unnatural
- unreliable
adjective as in pharisaical
Weak matches
- affected
- artificial
- assuming
- bland
- canting
- captious
- caviling
- deceptive
- deluding
- dissembling
- double
- double-dealing
- duplicitous
- faithless
- false
- feigning
- fishy
- fraudulent
- glib
- hollow
- insincere
- jivey
- left-handed
- lying
- moralistic
- oily
- Pecksniffian
- pharisaic
- phony
- pietistic
- pious
- sanctimonious
- self-righteous
- smooth
- smooth-spoken
- smooth-tongued
- snide
- specious
- spurious
- two-faced
- unctuous
- unnatural
- unreliable
adjective as in tottering
adjective as in tottery
adjective as in deceptive
Strongest matches
adjective as in derelict
Strong matches
adjective as in dubious
Strongest matches
adjective as in errant
adjective as in erratic
Strongest matches
adjective as in faithless
Weak matches
adjective as in fallible
adjective as in faulty
Strongest matches
adjective as in fly-by-night
adjective as in anecdotal
Strongest matches
Weak match
adjective as in hypocritical
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On this page you'll find 1884 synonyms, antonyms, and words related to un-reliable, such as: defective, false, faulty, imprecise, incorrect, and mistaken.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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