occasional Synonyms

episodic periodic casual by bits and pieces scattered seasonal seldom sometime sometimes scarce rare random punctuated picaresque periodical patchy particular sparse spasmodic special like gold dust rarer semioccasional thin on the ground few and far between part-time locum incidental unsystematic unwonted unusual unfrequent uncommon sporadic orbital odd occasionally especial erratic eradicable episodical discontinuous desultory cyclical cyclic circumstantial broken arrhythmic aleatory adventitious