Synonyms of anxious

1 Syllable
taut, wreck, keen
2 Syllables
antsy, twitchy, nervy, choked, wired, thirstier, thirstiest, dreading, thirsty, edgier, unglued, hacked, restless, queasy, afraid, fretful, keener, worrying, distraught, agog, begging, jumpy, longing, unquiet, scared, droughty, troubled, hyper, watchful, shaky, spooked, aghast, shaking, thoughtful, keenest, phobic, jealous, nervous, clutched, fearful, bugged, valuing, athirst, edgy, harried, tensed, loving, sleepless, banzai, uptight
3 Syllables
ambitious, unsettled, careful, impatient, hysteric, disturbed, desirous, cowardly, neurotic, perturbed, hardpressed, overwrought, shivery, distressful, distressed, despairing, vigilant, juiceless, proactive, unpoised, fluttery, frightened, alarmed, panicky, cowhearted, self-conscious, ill-at-ease, disquieted, jittery, bothered, aflutter, expectant, appetent, uneasy, butterflies, nail-biting, fidgety, concerned, warm-hearted
4 Syllables
unforbearing, compellingly, possessory, obsessive, beseechingly, imploringly, unconfident, goal-oriented, cottonmouthed, overanxious, terror-stricken, chicken-hearted, unassured, insecure, solicitous, enthusiastic, worrisome, goose-bumpy
5 Syllables
psychoneurotic, apprehensive
6 Syllables
importunately