Meaning

verb disturb the composure of

originFrom English dialectal (Kentish) feeze, feese (“to alarm, discomfit, frighten”), from Middle English fēsen (“to chase, drive away; put to flight; discomfit, frighten, terrify”), from Old English fēsan, fȳsan (“to send forth; to hasten, impel, stimulate; to banish, drive away, put to flight; to prepare oneself”), from Proto-West Germanic *funsijan, from Proto-Germanic *funsijaną (“to predispose,…

Etymology from Wiktionary, CC BY-SA 3.0