RichThesaurus
impervious (to)
impervious (to)
synonyms
unaffected
proof against
phlegmatic
unworried
undismayed
unresponsive
unperturbed
untroubled
unflappable
unimpressed
unmindful (of)
uninterested
nonplussed
unemotional
unfeeling
unruffled
indifferent
stolid
oblivious (to)
stony-hearted
unmoved
unstirred
unconcerned
uncaring
untouched
stony
stoical
aloof
equable
cool
immune (to)
deaf to
apathetic
dry-eyed
hard-hearted
heedless (of)
cold
impassive
impervious (to)
definitions