| clattering(verb, rumbling) |
| crooning |
| dawdling(noun, inactivity, lethargy, trifling, laziness) |
| dilly-dallying(noun, inactivity, lethargy, trifling, laziness) |
| dormancy(noun, inactivity, lethargy, trifling, laziness) |
| drawling |
| dull as dishwater(expression, adjective, idiom, dull, boring) |
| flat as pancake(expression, adjective, idiom, dull, boring) |
| gabble |
| gibber |
| gibbering |
| goof-off time(noun, expression, inactivity, lethargy, trifling) |
| hibernation(noun, inactivity, lethargy, trifling, laziness) |
| ho-hum(adjective, dull, flat, boring, tedious) |
| humdrum(adjective, dull, boring, tedious, dreary) |
| idleness(noun, inactivity, lethargy, trifling, laziness) |
| inaction(noun, inactivity, lethargy, trifling, laziness) |
| inactivity(noun, lethargy, trifling, laziness, idleness) |
| indolence(noun, inactivity, lethargy, trifling, laziness) |
| inertia(noun, inactivity, lethargy, trifling, laziness) |