impervious
adjectiveHow to pronounce impervious:
Definition of impervious:
- impervious (adjective):
- not influenced by a feeling, argument, etc.
- not allowing entrance or passage impenetrable
- not admitting of passage or capable of being affected.
Synonyms for impervious:
acid-fast
close
closed
colorfast
compact
corrosion-resistant
dense
fast
greaseproof
immune
impenetrable
impermeable
imperviable
invulnerable
ladder-proof
moth-resistant
mothproof
proof
resistant
rot-resistant
run-resistant
runproof
soundproof
thick
tight
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Here are some other common 4-syllable words.
- catalectic
- unwelcoming
- excoriate
- ailurophiles
- thermometer
- parricidal
- ingredients
- figurehead
- insincerely
- alhidada
- typewriter
- renounceable
- golden-ager
- brotherliness
- unorganized
- civility
- simplicity
- circumfluent
- hektoliter
- dishonesty
- reincarnated
- instituted
- excusable
- imprisonment
- bibliophile
- Miakoda
- polyphonic
- commiserate
- experiences
- ninety four ...
- tilapia
- comprehended
- inflatable
- beleaguer
- horticulture
- equity
- registration
- hypophora
- merry-go-round
- pitifully
- difficulty
- Cecelia
- roller-coaster
- ramoth-gilead
- posterior
- Cleopatra
- homogenize
- humidifies
- elongated
- dirty old man
- … more
Syllable Fun Fact
The historical evolution of English has led to the silent 'e' and other silent letters, complicating syllable identification and pronunciation.
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