Synonyms and related words :
afraid, all nerves, apprehensive, chicken, chickenhearted, coward, cowardly, cowed, daunted, dismayed, edgy, excitable, fainthearted, fearful, frightened, funking, funky, henhearted, high-strung, in a panic, intimidated, irritable, lily-livered, milk-livered, milksoppish, milksoppy, mousy, nerves on edge, nervous, nervy, on edge, overstrung, overtimid, overtimorous, panic-prone, panic-stricken, panic-struck, panicked, pigeonhearted, rabbity, sissified, sissy, soft, timid, timorous, uneasy, unmanly, unmanned, weak, weak-kneed, weakhearted, white-livered, yellow