| deliberate(adjective, easy, relaxed, late, lazy) |
| lifeless(adjective, dull, quiet, flat, informal) |
| lingering(adjective, boring, tedious, late, rambling) |
| moronic(adjective, dull, simple, mind, think) |
| stay(verb, stop, fail, halt, delay) |
| supine(adjective, state, dull, weak, easy) |
| thwart(verb, block, delay, curb, hinder) |
| wearisome(adjective, dull, simple, stupid, boring) |
| brake(verb, stop, control, close, check) |
| behind(adverb, dull, time, late, backward) |
| dawdling(adjective, uncertain, shy, doubtful, hesitant) |
| dead(adjective, late, behind, physical inertness) |
| detained(adjective, time, late, behind, delayed) |
| doltish(adjective, dull, simple, heavy, silly) |
| dopey(adjective, dull, quiet, weak, simple) |
| dragging(adjective, dull, heavy, property, boring) |
| flat(adjective, dullness, weariness, physical inertness) |
| indifferent(adjective, dull, weak, easy, careless) |
| jejune |
| measured(adjective, steady, regular, lazy, moderation) |