- as inincapable
- as inineffective/ineffectual
- as ininefficient
- as inlame
- as innull
- as inpale
- as inpointless
- as inpowerless
- as inspineless
- as inunavailing
- as inunfit
- as inunfit
- as inunproductive
- as inunsuccessful
- as inuseless
- as invoid
- as inwan
- as inweak
- as inwishy-washy
- as inworthless
- as indisappointing
- as inineffective
- as inotiose
- as inineffectual
- as inotiose
- as ininefficacious
- as ininutile
- as inno-account
- as inno-good
- as inunusable
- as inunworkmanlike
- as inwaterish
- as inabortive
- as infeckless
- as infruitless
- as infutile
- as inimpotent
Synonyms for in effective
MOST RELEVANT
Antonyms for in effective
MOST RELEVANT
Roget's 21st Century Thesaurus, Third Edition Copyright © 2013 by the Philip Lief Group.