Synonyms of extraneous

2 Syllables
icer, pointless, gravier, deadwood, outer, tipper, foreign, fusser, needless, extra
3 Syllables
redundant, unneeded, exteriors, superfluous, incongruous, bracketed, tangential, external, open-air, gingerbread, repugnant, alfresco, exterior, extrinsic, alien, exotic
4 Syllables
impertinent, irrelevant, additional, incidental, unrequired, peripheral, inessential, nonessential, inapropos, unessential, exoteric, disconsonant, extramural, unrelated, adventitious, extralocal, nonnative, immaterial, nonresident, non-resident, accidental, unconnected
5 Syllables
unnecessary, inadmissible, inappropriate, inappurtenant, inapplicable, inapposite, irrelative, unconformable, parenthetical, supplementary, unassociated
6 Syllables
extraterritorial, unassimilable