Synonyms of frail

frail

adjective

ˈfrāl 

1

as in fragile

easily broken

a frail eggshell

Synonyms & Similar Words

• fragile
• delicate
• brittle
• breakable
• weak
• frangible
• feeble
• fine
• infirm
• short
• tenuous
• dainty
• flimsy
• soft
• shaky
• gossamer
• friable
• spindly
• slight
• flaky
• crumbly
• crisp
• crispy
• tender
• inflexible
• inelastic
• stiff
• shivery
• eggshell
• crushable
• embrittled

Antonyms & Near Antonyms

• strong
• sturdy
• tough
• unbreakable
• rigid
• substantial
• solid
• hard
• compact
• unyielding
• firm
• resilient
• elastic
• flexible
• infrangible
• supple
• nonbreakable
• rubbery
• springy
• stretch
• rubberlike
• stretchable

2

as in sensitive

easily injured without careful handling

be careful with your grandmother, as she's very frail and a fall would be disastrous

Synonyms & Similar Words

• fragile
• sensitive
• delicate
• weak
• vulnerable
• tender
• feeble
• brittle
• soft
• friable
• puny
• breakable
• tenuous
• flimsy
• susceptible
• slight
• perishable
• frangible
• crushable
• eggshell
• yielding
• resistless
• unresistant
• nonhardy

Antonyms & Near Antonyms

• strong
• tough
• substantial
• hard
• solid
• sturdy
• hardy
• stiff
• resistant
• robust
• sound
• durable
• stout
• rugged
• firm
• unbreakable
• flinty
• hardened
• tempered
• strengthened
• infrangible
• nonbreakable
• toughened
• inured

3

as in weak

lacking bodily strength

he was frail after a long battle with bronchitis

Synonyms & Similar Words

• weak
• feeble
• weakened
• infirm
• disabled
• faint
• debilitated
• enfeebled
• paralyzed
• soft
• vulnerable
• languid
• tired
• slight
• wimpy
• asthenic
• fragile
• delicate
• unsubstantial
• softened
• incapacitated
• effete
• tender
• injured
• prostrate
• exhausted
• low
• down-and-out
• wasted
• weary
• enervated
• wimpish
• prostrated
• sapped
• unsteady
• decrepit
• powerless
• invalid
• impotent
• flimsy
• drained
• damaged
• dizzy
• susceptible
• breakable
• impaired
• rocky
• hurt
• broken-down
• woozy
• groggy
• unsound
• resistless
• flagging
• worn-out
• yielding
• unresistant
• harmed

Antonyms & Near Antonyms

• powerful
• strong
• mighty
• stout
• muscular
• rugged
• stalwart
• athletic
• sinewy
• virile
• husky
• sturdy
• beefy
• hardy
• hard
• robust
• brawny
• tough
• fit
• able-bodied
• lusty
• vigorous
• hardened
• energetic
• healthy
• fortified
• capable
• strengthened
• sound
• competent
• strapping
• hale
• energized
• toughened
• recovering
• inured
• red-blooded
• vitalized
• invigorated
• convalescing
• recuperating

4

as in weakened

lacking strength of will or character

a frail person, easily swayed by others

Synonyms & Similar Words

• weak
• weakened
• soft
• meek
• timid
• corrupt
• wimpy
• nerveless
• spineless
• characterless
• effete
• wimpish
• weakling
• milk-and-water
• invertebrate
• wet
• weak-kneed
• flabby
• ineffectual
• limp-wristed
• powerless
• wishy-washy
• ineffective
• namby-pamby
• flaccid
• impotent
• infirm
• pliable
• forceless
• submissive
• craven
• unnerved
• lamblike
• irresolute
• emasculated
• unscrupulous
• villainous
• cowardly
• unprincipled
• pusillanimous
• dastardly
• sissy
• impuissant
• fainthearted
• nebbishy
• vacillating
• poltroon
• lily-livered

Antonyms & Near Antonyms

• strong
• hard
• tough
• firm
• good
• moral
• virtuous
• right
• upright
• righteous
• ethical
• principled
• resolute
• backboned
• unrelenting
• determined
• courageous
• stalwart
• mettlesome
• stouthearted

5

as in small

small in degree

a frail hope of success

Synonyms & Similar Words

• small
• slim
• off
• fragile
• slight
• outside
• remote
• negligible
• marginal
• tiny
• minimal
• minor
• little

Antonyms & Near Antonyms

• good
• large
• great
• significant
• distinct
• healthy
• substantial
• considerable
• respectable
• sizable
• goodly
• tidy
• largish

Synonym Chooser

How does the adjective frail contrast with its synonyms?

Some common synonyms of frail are decrepit, feeble, fragile, infirm, and weak. While all these words mean "not strong enough to endure strain, pressure, or strenuous effort," frail implies delicacy and slightness of constitution or structure.

a frail teenager unable to enjoy sports

When would decrepit be a good substitute for frail?

The words decrepit and frail can be used in similar contexts, but decrepit implies being worn-out or broken-down from long use or old age.

the dowager's decrepit retainers

When could feeble be used to replace frail?

While the synonyms feeble and frail are close in meaning, feeble suggests extreme weakness inviting pity or contempt.

a feeble attempt to walk

When can fragile be used instead of frail?

In some situations, the words fragile and frail are roughly equivalent. However, fragile suggests frailty and brittleness unable to resist rough usage.

a reclusive poet too fragile for the rigors of this world

Where would infirm be a reasonable alternative to frail?

While in some cases nearly identical to frail, infirm suggests instability, unsoundness, and insecurity due to old age or crippling illness.

infirm residents requiring constant care

When is weak a more appropriate choice than frail?

The words weak and frail are synonyms, but do differ in nuance. Specifically, weak applies to deficiency or inferiority in strength or power of any sort.

felt weak after the surgery

Example Sentences

Recent Examples of frail

Had Otello understood that all the world is a joke, as Falstaff startlingly reveals at the end of the opera, Iago would never have been able to poison Otello’s susceptible frail ego with his ridiculous tales of handkerchiefs and what-not. —Classical Music Critic, Los Angeles Times, 29 Apr. 2026

Exceptions will be made for people who are too medically frail to work or in addiction treatment programs, among others. —ABC News, 28 Apr. 2026

With Sidney in frail condition, Reeves claimed the veterinarian at KC Pet Project decided to euthanize the cat. —Gina Kalsi, PEOPLE, 28 Apr. 2026

Their frail patients are struggling. —Paula Span, Miami Herald, 28 Apr. 2026