inefficacious
111unavailing — Synonyms and related words: abortive, aimless, barren, bootless, counterproductive, effete, empty, etiolated, fatuitous, fatuous, feckless, fruitless, futile, impotent, inadequate, inane, ineffective, ineffectual, inefficacious, inoperative,… …
112unfortunate — Synonyms and related words: abortive, afflictive, apocalyptic, awful, awkward, bad, badly off, baleful, baneful, black, bodeful, boding, bootless, calamitous, catastrophic, cursed, dark, deplorable, depressed, dire, disastrous, dismal,… …
113unsturdy — Synonyms and related words: abortive, bootless, crumbling, decrepit, disintegrating, failed, failing, fruitless, futile, ineffective, ineffectual, inefficacious, infirm, lame, manque, miscarried, miscarrying, of no effect, poor, poorish, rotten,… …
114unsuccessful — Synonyms and related words: abortive, balked, beaten, bootless, cursed, defeated, foiled, fruitless, frustrated, hapless, ineffective, ineffectual, inefficacious, luckless, sterile, unavailing, unfortunate, unfruitful, unlucky, unproductive,… …
115useless — Synonyms and related words: abortive, aimless, barren, bootless, counterproductive, deleterious, detrimental, disadvantageous, disserviceable, effete, empty, etiolated, failed, failing, fatuitous, fatuous, feckless, fruitless, fustian, futile,… …
116vain — Synonyms and related words: Gascon, abortive, absurd, airy, arrogant, asinine, barren, baseless, boastful, boasting, bootless, bootlessly, braggart, bragging, catchpenny, cocky, complacent, conceited, consequential, counterproductive, coxcombical …
117weak — Synonyms and related words: Adamic, Adamite, Adamitic, abulic, accented, accessible, achromatic, achromic, afraid, airy, alveolar, amenable, anemic, anile, anthropocentric, anthropological, apical, apico alveolar, apico dental, articulated, ashen …
118failure — I (New American Roget s College Thesaurus) Nonperformance Nouns 1. failure, unsuccessfulness, nonsuccess, nonfulfillment; dead failure, abortion, miscarriage, malfunction, outage; bankruptcy (see nonpayment); labor in vain; no go; inefficacy;… …
119impractical — I (New American Roget s College Thesaurus) adj. impracticable; unwise, imprudent, unrealistic; unsound, illogical; harebrained. See imagination, impossibility. Ant., practical. II (Roget s IV) modif. Syn. unrealistic, unworkable, unreal,… …
120ineffective — I (New American Roget s College Thesaurus) adj. useless, vain, unavailing; impotent, worthless; weak, inefficient. See uselessness, failure, impotence. II (Roget s IV) modif. Syn. not effective, ineffectual, incompetent, inefficient, incapable,… …
