jejune Synonyms

adolescent puerile insipid juvenile poor stodgy sterile stale slow short pedestrian prosaic ponderous tedious tired unexciting unimaginative soul-crushing uninspiring blah uninteresting wishy-washy wearisome vapid trite tiresome tiring naive monotonous dead colorless childish characterless callow boring bland barren banal babyish dreary DRY dull meager lifeless insubstantial innocuous infantile inane inadequate immature