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Showing words for INEFFICACIOUS using the English dictionary

13 Letter Words for Inefficacious

inefficacious

11 Letter Words for Inefficacious

efficacious

9 Letter Words for Inefficacious

caffeinic, fancifies, iconifies

8 Letter Words for Inefficacious

affusion, cocaines, concause, effusion, officina, succinea, unifaces

7 Letter Words for Inefficacious

acinose, acinous, affines, asconce, asinico, caffeic, caffiso, ciconia, cocaine, cocause, coffins, coiffes, concise, confuse, cuffins, cuisine, eosinic, eucains, euconic, fancies, fanfics, fascine, fiances, finific, fucosan, icosian, nicoise, nicosia, oceanic, oceanus, offices, oficina, scaffie, suffice, uniface, unifies

6 Letter Words for Inefficacious

accise, accuse, acinic, acinos, acinus, acoine, aconic, aeonic, affies, affine, affuse, anisic, cafuso, canoes, caoine, caseic, casein, casini, casino, causen, causon, cicone, cnicus, coffea, coffin, coiffe, conias, conics, cosine, cousin, cuecas, cuffin, cuinfo, effuso, eniacs, eucain, facies, faenus, faines, fanfic, fascio, fauces, fausen, fenusa, fiance, fiasco, ficins, ficoes, fincas, founce, fucose, fusain, fuscin, fusion, icones, iconic, incise, incuse, inface, infeof, infuse, inosic, ionics, oceans, office, oscine, ounces, saccoi, scaife, scance, scenic, sconce, sencio, senufo, siccan, sinaic, siouan, sofane, sonica, succin, uncase, unciae, uncoif, unesco, unface, unicef, unific, unsafe, usance

5 Letter Words for Inefficacious

accus, acies, acini, acnes, acoin, acone, ainoi, ainus, anise, ascii, ascon, aunes, cacei, cafes, caffs, cains, canes, canis, canoe, canos, canso, casco, cauon, cause, ciaos, cines, cions, cisco, cocas, cocin, cocus, coeff, coffs, coifs, coins, cones, confs, conia, conic, conus, cosec, cosen, cosie, cosin, couac, cueca, cuffo, cuffs, cufic, cuifs, cunea, cunei, cusec, cusie, encia, eniac, eosin, euois, faces, facie, faine, fains, fanes, fanos, fasci, fauns, fause, fenis, fices, ficin, ficos, ficus, fiefs, fifes, fifie, finca, fines, finis, finos, focus, foins, fosie, funic, funis, icaco, iceni, icica, icons, incas, incus, infos, insea, insue, ionia, ionic, isiac, naffs, naifs, necia, nefas, neifs, niais, niefs, nifes, niffs, nific, nisei, noise, nuffs, occas, ocean, offic, oisin, onces, oncia, oncus, oscan, oscin, ounce, ousia, safen, saice, saine, saone, sauce, scaff, scena, scian, scion, scoff, scone, scuff, secco, secno, siafu, sicca, siena, sifac, sinai, since, snaff, snafu, sniff, snuff, socii, sofia, sonce, sonic, souce, succi, suine, unais, unces, uncia, uncos, unice, usine, usnea, usnic

4 Letter Words for Inefficacious

acce, aces, acne, acus, aine, ains, ainu, aion, ance, anes, anis, ansi, ansu, anus, asci, asin, asio, aufs, aune, cace, caci, cafe, caff, caic, cain, canc, cane, cans, caon, case, cauf, caus, ceas, ceca, cens, ciao, cine, cion, cisc, coca, coef, coes, coff, coif, coin, conc, cone, conf, coni, cons, cose, coua, coue, cuca, cues, cuff, cuif, cuon, eans, eaus, ecco, econ, ecus, effs, enuf, eoan, eons, esau, esca, euoi, face, fain, fane, fano, fans, faon, fasc, faun, feif, feis, feni, fens, feus, fica, fice, fico, fief, fies, fife, fifo, fine, fini, fino, fins, fisc, fise, foen, foes, foin, fone, fons, foun, fous, fuci, funs, fusc, fuse, icao, ices, icon, inca, info, inia, iocs, ions, nace, naff, naif, naio, nais, naoi, naos, nasi, naso, neaf, nefs, neif, nice, nief, nies, nife, niff, nisi, noes, nose, nous, nsec, nuff, oafs, ocas, oeci, offs, onca, once, ones, onus, saco, safe, saic, sain, sane, sauf, scan, scun, sean, seco, seif, sena, sian, sicc, sice, sien, sife, sina, sine, sion, soca, soce, sofa, sone, suci, suff, sufi, sune, suni, ufos, unai, unca, unce, unci, unco, uncs, unie, unio, unis

3 Letter Words for Inefficacious

acc, ace, aes, aff, ain, ais, anc, ane, ans, anu, ase, auf, caf, cai, can, cen, ceo, cfc, cfi, cfs, cia, cie, cif, cis, cns, con, cos, csc, csi, cue, cun, ean, eas, eau, ecc, eco, ecu, eff, efs, enc, ens, eof, eon, eos, esc, esu, fac, fan, fao, fas, fcs, fec, fei, fen, fes, feu, ffa, fie, fin, foe, fon, fou, fun, iao, ice, ifc, ife, iff, ifs, iii, inc, inf, ins, iof, ion, ios, iou, ise, isn, iso, nae, naf, nas, nco, nea, nef, nei, neo, nie, nis, noa, nos, nus, oaf, oas, oca, oes, off, oie, oii, ois, ona, one, oni, ons, ose, osi, ouf, oui, ous, sac, sai, san, sao, sau, scf, sci, sea, sec, sei, sen, sic, sie, sif, sin, soc, son, sou, sue, suf, sui, sun, uca, ufa, ufo, ufs, una, unc, uni, uns, usa, use

Definitions for Inefficacious

[1] not able to produce the desired effect; ineffective.
[2] failing to produce the desired effect

Words related to Inefficacious

abortive, barren, bootless, feckless, feeble, fruitless, futile, idle, impotent, inadequate, incompetent, indecisive, ineffective, inefficient, inept, inferior, innocuous, inoperative, lame, limited

Words nearby Inefficacious

ineducation, ineffable, ineffaceable, ineffective, ineffectual, inefficacious, inefficacy, inefficiency, inefficient, inegalitarian, inelastic

Origin of Inefficacious

First recorded in 1650–60; in-3 + efficacious

Other words from Inefficacious

in·ef·fi·ca·cious·ly , adverb
in·ef·fi·ca·cious·ness , in·ef·fi·cac·i·ty [in-ef-i-kas -i-tee] /ˌɪn ɛf ɪˈkæs ɪ ti/ , noun

Synonyms for Inefficacious

abortive, anticlimactic, barren, bootless, defeasible, feckless, feeble, forceless, fruitless, futile, idle, impotent, inadequate, incompetent, indecisive, ineffective, inefficient, inept, inferior, innocuous, inoperative, invertebrate, lame, limited, neutralized, nugatory, null, null and void, paltry, powerless, spineless, unable, unavailing, unfruitful, unproductive, unprofitable, unsuccessful, useless, vain, void, withered, worthless