Collocations for occasional - adj.

Occasional is used with these nouns:
appearance, article, bout, breather, burst, contributor, cough, dip, exception, flash, glimpse, guest, gust, hiccup, hint, indulgence, instance, interruption, lapse, letter, outbreak, outburst, piece, reference, remark, shower, slip, stutter, tantrum, treat, trip, twinge, use, user, visit, visitor