| delayed(adjective, adverb, dull, time, easy) |
| easy(adjective, adverb, calm, dull, quiet) |
| moderate(verb, adjective, stop, calm, control) |
| quiet(verb, adjective, calm, control, dull) |
| stolid(adjective, dull, quiet, simple, flat) |
| stop(verb, reduce, restrain, fall, halt) |
| tedious(adjective, dull, simple, boring, late) |
| unhurried(adjective, calm, dull, quiet, light) |
| belated(adjective, time, late, tardy, behind) |
| curb(verb, stop, control, check, reduce) |
| decrease(verb, stop, control, dull, check) |
| diminish(verb, stop, calm, control, dull) |
| hamper(verb, stop, reduce, restrain, halt) |
| hold up(verb, expression, phrasal verb, time, help) |
| humdrum(adjective, dull, boring, tedious, dullness) |
| reduce(verb, stop, upset, calm, control) |
| slacken(verb, stop, calm, control, dull) |
| slowly(noun, adverb, the fact) |
| detain(verb, time, help, reduce, cause) |
| drowsy(adjective, state, dull, quiet, careless) |