adj. 25B6; adjective a pretty child : ATTRACTIVE, lovely, good-looking, nice-looking, personable, fetching, prepossessing, appealing, charming, delightful, cute, as pretty as a picture; Scottish & N. English bonny; informal easy on the eye; poetic/literary beauteous; archaic fair, comely.
plain, ugly.
25B6; adverb a pretty large sum : QUITE, rather, somewhat, fairly, reasonably, comparatively, relatively.
25B6; verb she's prettying herself : BEAUTIFY, make attractive, make pretty, prettify, titivate, adorn, ornament, smarten; informal do oneself up; Brit. informal tart oneself up.