The Oxford Thesaurus An A-Z Dictionary of Synonyms - faint-heartedadj.

1) cowardly, timorous, afraid, frightened, scared, faint, lily-livered, white-livered, pusillanimous; timid, shy, diffident; Colloq yellow(-bellied) , chicken-hearted, chicken-livered, chicken: He's too faint-hearted to ask her to marry him. 2) irresolute, weak, ineffectual, feeble, puny, feckless: She made only a faint-hearted attempt at reconciliation.