Find Antonyms

flimsy Antonyms

Opposite of flimsy

Because the opposite of flimsy shifts with each meaning, the 15 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Light, thin, and insubstantial in structure or material; easily damaged or broken.

Usage Example

"The garden shed had a sturdy roof that barely survived the winter windstorm."

Strongest
sturdy
solid
substantial
Strong
durable
strong
robust
heavy-duty
stout

• adjective (Context 2)

Lacking plausibility, substance, or convincing force (especially of an excuse, argument, or pretext).

Usage Example

"The committee rejected the proposal because the financial projections were based on convincing assumptions."

Strongest
convincing
sound
compelling
Strong
cogent
plausible
credible
valid

Similar words to flimsy

Words similar to flimsy shift depending on context. Common synonyms include:

insubstantial
weak
tenuous
fragile
unconvincing
feeble
frail
rickety
See all synonyms of flimsy

• Nearby Words

flimflam
flimsily
flimsiness
flimsy
flinch
flinchingly
flinders

Cite this Entry

Wordmom. (2026). Antonyms for Flimsy. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/flimsy
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