- irregular
- irregular [adj1] random, variable aberrant, aimless, capricious, casual, changeable, designless, desultory, disconnected, discontinuous, eccentric, erratic, faltering, fitful, fluctuating, fragmentary, haphazard, hit-or-miss*, inconstant, indiscriminate, infrequent, intermittent, jerky, nonuniform, occasional, out of order, patchy, purposeless, recurrent, shaky, shifting, spasmodic, sporadic, uncertain, unconsidered, uneven, unmethodical, unpunctual, unreliable, unsettled, unsteady, unsystematic, up and down*, weaving; concepts 534,799 —Ant. conventional, methodical, regular, systematic irregular [adj2] abnormal, peculiar aberrant, anomalous, atypical, capricious, deviant, different, disorderly, divergent, eccentric, exceptional, extraordinary, immoderate, improper, inappropriate, inordinate, odd, off-key*, queer, quirky, singular, strange, unconventional, unique, unnatural, unofficial, unorthodox, unsuitable, unusual; concept 547 —Ant. common, conventional, normal, standard, usual irregular [adj3] bumpy, uneven aberrant, amorphous, asymmetrical, bent, broken, cockeyed*, craggy, crooked, devious, disproportionate, eccentric, elliptic, elliptical, hilly, jagged, lopsided, lumpy, meandering, notched, not uniform, off-balance, off-center, out of proportion, pitted, protuberant, rough, scarred, serrate, serrated, unaligned, unbalanced, unequal, unsymmetrical, variable, wobbly, zigzagged; concepts 490,606 —Ant. even, flat, level, smooth
New thesaurus. 2014.