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hard as nails
adjective as in cutthroat
Strong match
adjective as in determined
Strongest matches
adjective as in hard
Weak matches
- acrimonious
- angry
- antagonistic
- austere
- bitter
- brutal
- callous
- cold
- cold fish
- cold-blooded
- dark
- disagreeable
- distressing
- dour
- exacting
- grievous
- hard-boiled
- hostile
- inclement
- intemperate
- intolerable
- obdurate
- perverse
- pitiless
- rancorous
- resentful
- rigorous
- rugged
- severe
- stern
- strict
- stringent
- stubborn
- thick-skinned
- unfeeling
- unjust
- unkind
- unpleasant
- unrelenting
- unsparing
- unsympathetic
- vengeful
adjective as in hard-bitten
adjective as in hard-boiled
adjective as in hardened
Strongest matches
adjective as in heartless
adjective as in imperturbable
adjective as in insensitive
adjective as in insusceptible
adjective as in puissant
Weak matches
- able
- able-bodied
- active
- athletic
- big
- capable
- durable
- enduring
- energetic
- firm
- fixed
- forceful
- forcible
- hale
- hardy
- hearty
- heavy
- heavy-duty
- in fine feather
- mighty
- muscular
- potent
- powerful
- reinforced
- robust
- rugged
- secure
- sinewy
- solid
- sound
- stable
- stalwart
- stark
- staunch
- steady
- stout
- strapping
- sturdy
- substantial
- tenacious
- tough
- unyielding
- vigorous
- well-built
- well-founded
- well-made
adjective as in strong
adjective as in thick-skinned
adjective as in tough
adjective as in unbending
Weak matches
- aloof
- distant
- do-or-die
- dug in
- formal
- hard-line
- hold one's ground
- hold the fort
- hold the line
- incompliant
- inelastic
- inexorable
- inflexible
- intractable
- locked-in
- obdurate
- relentless
- resolute
- set in stone
- severe
- single-minded
- standing one's ground
- standing pat
- sticking to one's guns
- stiff
- strict
- stubborn
- uncompromising
- unflexible
- unrelenting
- unswayable
- unyielding
- uptight
noun as in durability
Strongest matches
Weak matches
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Example Sentences
How she come to be related to that hard-as-nails Joe Stagg is a puzzler.
"Hard-as-nails" the girls sometimes called her, for she coddled nobody and expected the utmost from each one's capacity.
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On this page you'll find 551 synonyms, antonyms, and words related to hard as nails, such as: ferocious, vicious, savage, barbarous, bloodthirsty, and cruel.
From Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.
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