nonplussed

From WikiWord, the free dictionary

/nɒnˈplʌst/ English

Definitions

verb

To perplex or bewilder someone; to confound or flummox

adjective

Bewildered; unsure how to respond or act.
Unfazed, unaffected, or unimpressed.

Related words

Synonyms

confounded foiled frustrated perplexed thwarted vexed puzzled at a loss non-plussed plussed unperplexed unbemused unpuzzled nonplushed unbewildered unbaffled irresolute unperplext

Rhymes

robust thrust lust just trust must adjust bust distrust mistrust

References