Find Antonyms

impermeable Antonyms

Opposite of impermeable

Because the opposite of impermeable shifts with each meaning, the 10 antonyms and opposite words below are separated across 2 exact definitions and ranked by contrast strength.
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• adjective (Context 1)

Not allowing fluid, gas, or another substance to pass through.

Usage Example

"A thick layer of permeable clay prevented the rainwater from seeping into the underground aquifer."

Strongest
permeable
pervious
porous
Strong
absorbent
penetrable

• adjective (Context 2)

Impossible to affect, influence, or penetrate mentally or emotionally.

Usage Example

"The committee remained receptive to outside political pressure throughout the investigation."

Strongest
receptive
susceptible
Strong
vulnerable
impressionable
open

Similar words to impermeable

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

impervious
impenetrable
nonporous
immune
waterproof
resistant
watertight
unreceptive
See all synonyms of impermeable

• Nearby Words

impermanence
impermanent
impermanently
impermeable
impermeably
impermissible
impersonal

Cite this Entry

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