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weak Synonyms

Another word for weak

Choosing another word for weak depends on context, so the 49 synonyms and similar words below are separated across 5 exact definitions and ranked by match strength.
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• adjective (Context 1)

Lacking physical strength, energy, or muscular power; frail or easily exhausted.

Usage Example

"After spending a full week in bed recovering from the flu, her legs still felt too feeble to climb the stairs."

Strongest
feeble
frail
puny
Strong
fragile
infirm
debilitated
enervated
exhausted
delicate
powerless

• adjective (Context 2)

Not logically convincing, well-supported, or persuasive; deficient in evidence or validity.

Usage Example

"The defense attorney presented a flimsy excuse that failed to convince the jury."

Strongest
flimsy
unconvincing
tenuous
Strong
implausible
unsound
shaky
specious
lame
hollow
inadequate

• adjective (Context 3)

Lacking firmness of character, resolve, or authority; easily influenced or irresolute.

Usage Example

"The committee needed a decisive chairperson rather than a weak-willed leader who yielded to every complaint."

Strongest
weak-willed
spineless
irresolute
indecisive
ineffectual
Strong
pusillanimous
timid
vacillating
compliant
submissive

• adjective (Context 4)

Low in intensity, brightness, volume, or signal strength; faint or indistinct.

Usage Example

"We struggled to make the phone call because the cellular signal was extremely faint in the mountain valley."

Strongest
faint
dim
feeble
Strong
low
pale
muted
indistinct
muffled
soft
slight

• adjective (Context 5)

Heavily diluted or containing a small proportion of a flavoring or active ingredient relative to water or liquid.

Usage Example

"He complained that the hotel served lukewarm, watery coffee that tasted mostly like hot water."

Strongest
watery
diluted
watered-down
thin
Strong
insipid
tasteless
bland
wishy-washy
mild
flavorless

Opposites of weak

The opposite of weak shifts depending on context. Common opposites include:

strong
strong-willed
resolute
convincing
concentrated
potent
robust
decisive
See all opposites of weak

Cite this Entry


Wordmom. (2026). Synonyms for Weak. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/weak
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