Answer: react

AnswerCrossword Clue
REACTAcknowledge a stimulus
REACTRespond (to)
REACTMake a face, say
REACTFlinch, e.g.
REACTDo a double take, say
REACTJerk or frown, e.g.
REACTBe moved, say
REACTDuck, say
REACTShow one's feelings, say
REACTShow emotion, say
REACTUndergo chemical change
REACTLaugh or cry
REACTFail to keep a poker face
REACTChange, chemically
REACTFlinch, say
REACTTalk back, e.g.
REACTChange chemically
REACTGasp, for instance
REACTDo a double take, for example
REACTDo a double take, perhaps
reactto act upon each other
REACTGive response
REACTRespond to a prompt
REACTRespond to a stimulus
REACTShow emotion
REACTDefy, in a way
REACTGive feedback
REACTRespond
REACTShow feeling
REACTGasp or giggle
REACTCombine chemically
REACTMake a move
REACTBe stimulated
REACTGet a rash, perhaps
REACTBe stimulated?
REACTUndergo a chemical change
REACTDo a double take
REACTFlinch, for instance
REACTHit back, say
REACTScream when frightened, say