squeamish (adj.) Look up squeamish at Dictionary.com
late 14c., variant (with -ish) of squoymous "disdainful, fastidious" (early 14c.), from Anglo-French escoymous, which is of unknown origin. Related: Squeamishly; squeamishness.
He was somdel squaymous
Of fartyng, and of speche daungerous
[Chaucer, "Miller's Tale," c.1386]