Synonyms of nonfunctional

1 Syllable

vain, weak, scrap

2 Syllables

pointless, idle, stupid, inept, waste, worthless, fruitless, bootless, scrapper, feckless

3 Syllables

meaningless, useless, valueless, prettifying, futile, profitless, hopeless, nonviable

4 Syllables

abortive, expendable, inutile, purposeless, unusable, unavailing, good-for-nothing, impractical, incompetent, ineffectual, unworkable, infeasible, dysfunctional, unusuable, unfunctional, unpurposed

5 Syllables

unnegotiable, disadvantageous, decorative, unavailable, unprofitable, unproductive, ineffective, impracticable, unserviceable

6 Syllables

counterproductive, inoperative, unbusinesslike