Unallied \Un`al*lied"\ ([u^]n`[a^]l*l[imac]d"), a. Not allied; having no ally; having no connection or relation; as, unallied species or genera. [1913 Webster]
29 Moby Thesaurus words for "unallied": alien, apart, detached, disconnected, discrete, disjunct, disrelated, dissociated, exotic, extraneous, foreign, incommensurable, incomparable, independent, insular, irrelative, isolated, other, outlandish, removed, segregate, separate, separated, strange, unaffiliated, unassociated, unconnected, unrelatable, unrelated