gingerly (adv.) Look up gingerly at Dictionary.com
"extremely cautiously" (of movements, etc.), c.1600, earlier "elegantly, daintily" (1510s), of unknown origin. Perhaps [OED] from Old French gensor, comparative of gent "dainty, delicate," from Latin gentius "(well)-born" (see gentle). Meaning "extremely cautiously" is from c.1600.