Synonyms of unentertaining

1 Syllable

flat, drab, dry, dull

2 Syllables

prosaic, tired, trite, tedious, dusty, stupid, banal, common, arid, humdrum, dreary, prosy, dismal, stale, nothing

3 Syllables

insipid, bromidic, jejune, irksome, pedestrian, fatiguing, depressing, nowhere

4 Syllables

commonplace, unexciting, soporific, monotonous, wearisome, unenjoyable, uninspiring, tiresome

5 Syllables

uninteresting