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Synonyms for hard-and-fast
adj strictMore words related to hard-and-fast
inalterable
adjective. inflexible
- adamant
- adamantine
- determined
- dogged
- dyed-in-the-wool
- firm
- fixed
- hard
- hard-and-fast
- immovable
- immutable
- implacable
- indomitable
- inexorable
- intractable
- invariable
- iron
- ironclad
- obdurate
- obstinate
- relentless
- resolute
- rigid
- rigorous
- set
- set in one's ways
- single-minded
- stand one's ground
- staunch
- steadfast
- steely
- stiff
- strict
- stringent
- unadaptable
- unalterable
- unbending
- unchangeable
- uncompliant
- uncompromising
- unrelenting
- unswayable
- unyielding
inflexible
adjective. stubborn
- adamant
- adamantine
- determined
- dogged
- dyed-in-the-wool
- firm
- fixed
- hard
- hard-and-fast
- immovable
- immutable
- implacable
- indomitable
- inexorable
- intractable
- iron
- obdurate
- obstinate
- relentless
- resolute
- rigid
- rigorous
- set
- set in one's ways
- single-minded
- stand one's ground
- staunch
- steadfast
- steely
- stiff
- strict
- stringent
- unadaptable
- unbending
- unchangeable
- uncompliant
- uncompromising
- unrelenting
- unswayable
- unyielding
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the
Philip Lief Group.