Synonyms of feckless

1 Syllable
wild, weak
2 Syllables
aimless, goalless, worthless, heedless, unthought, shiftless, feeble, fustian, reckless, scrapper
3 Syllables
meaningless, doubletalk, unmeaning, forceless, incautious, useless, unthinking, doublespeak, futile, carefree, unhelpful, free-minded, careless, slack-spined, hopeless
4 Syllables
inutile, unbothered, purposeless, unusable, motiveless, good-for-nothing, inadvertent, nonfunctional, incompetent, ineffectual, uncareful, unconcerned, defeasible, unpurposed, unusuable, unfunctional, undirected
5 Syllables
invertebrate, irreflective, irresponsible, ineffective, happy-go-lucky, anticlimactic, inefficacious
7 Syllables
overventuresome