adjective
1.
having no real worth or purpose
after years of feckless negotiations
Synonyms: fustian, good-for-nothing, meaningless, purposeless, unpurposed, useless, worthless
Related Word: bootless, fruitless, futile, unavailing, vain; ineffective, ineffectual, inefficacious
Contrasted words: meaningful, purposeful, worthwhile; fruitful; effective, effectual, efficacious; consequential, important, momentous, significant, weighty
Antonyms: efficient, ||feckful
2.
Synonyms: careless 1, heedless, inadvertent, irreflective, thoughtless, uncaring, unheeding, unrecking, unreflective, unthinking
Related Word: carefree, easygoing, happy-go-lucky, lackadaisical, nonchalant; remiss; irresponsible, undependable, unreliable, untrustworthy
Contrasted words: attentive, considerate, thoughtful; meticulous, punctilious, punctual, scrupulous; dependable, reliable, responsible, trustworthy
3.
Synonyms: irresponsible , carefree, careless, incautious, reckless, uncareful, wild
Antonyms: ||feckful