[syn: faint, fainthearted, timid, faint-hearted]
The Collaborative International Dictionary of English v.0.48:
Timid \Tim"id\, a. [L. timidus, fr. timere to fear; cf. Skr. tam
   to become breathless, to become stupefief: cf. F. timide.]
   Wanting courage to meet danger; easily frightened; timorous;
   not bold; fearful; shy.
   [1913 Webster]
         Poor is the triumph o'er the timid hare. --Thomson.
   [1913 Webster]
   Syn: Fearful; timorous; afraid; cowardly; pusillanimous;
        faint-hearted; shrinking; retiring.
        [1913 Webster] -- Tim"id*ly, adv. -- Tim"id*ness, n.
        [1913 Webster]
WordNet (r) 3.0 (2006):
timid
    adj 1: showing fear and lack of confidence [ant: bold]
    2: lacking self-confidence; "stood in the doorway diffident and
       abashed"; "problems that call for bold not timid responses";
       "a very unsure young man" [syn: diffident, shy, timid,
       unsure] [ant: confident]
    3: lacking conviction or boldness or courage; "faint heart ne'er
       won fair lady" [syn: faint, fainthearted, timid,
       faint-hearted]
    n 1: people who are fearful and cautious; "whitewater rafting is
         not for the timid" [syn: timid, cautious] [ant:
         brave]
Moby Thesaurus II by Grady Ward, 1.0:
88 Moby Thesaurus words for "timid":
   afraid, apprehensive, bashful, cautious, chicken, chickenhearted,
   confused, conscious, coward, cowardly, cowed, coy, craven, daunted,
   demure, demurring, diffident, dismayed, fainthearted, faltering,
   fearful, fearing, fearsome, frightened, funking, funky, goosy,
   gutless, henhearted, hesitant, hesitating, humble, in fear,
   inarticulate, intimidated, jibbing, jumpy, lily-livered,
   milk-livered, milksoppish, milksoppy, modest, mousy, nervous,
   overtimid, overtimorous, panic-prone, panicky, pigeonhearted,
   pusillanimous, rabbity, retiring, scared, scary, scrupling,
   self-conscious, shaky, shamefaced, shamefast, shilly-shallying,
   shivery, shrinking, shy, sissified, sissy, skittery, skittish,
   soft, stammering, startlish, sticking, stickling, straining,
   tentative, timorous, trembling, tremulous, trepidant,
   trigger-happy, unassertive, unassured, unmanly, unmanned, weak,
   weak-kneed, weakhearted, white-livered, yellow