| CRUMBIEST | • crumbiest adj. Superlative form of crumby: most crumby. • CRUMBY adj. full of crumbs. |
| CRUMBLIER | • crumblier adj. Comparative form of crumbly: more crumbly. • CRUMBLY adj. easily crumbed. |
| CRUMBLIES | • crumblies n. Plural of crumbly. • CRUMBLIES n. (slang) very old people. |
| CRUMBLING | • crumbling v. Present participle and gerund of crumble. • crumbling n. Material that has crumbled away; crumbs. • CRUMBLING n. the act of crumbling. |
| DRUMBEATS | • drumbeats n. Plural of drumbeat. • DRUMBEAT n. the sound of a drum. |
| DRUMBLING | • drumbling v. Present participle of drumble. • DRUMBLE v. (dialect) to move slowly. |
| GRUMBLERS | • grumblers n. Plural of grumbler. • GRUMBLER n. one that grumbles. |
| GRUMBLIER | • grumblier adj. Comparative form of grumbly: more grumbly. • GRUMBLY adj. muttering in discontent. |
| GRUMBLING | • grumbling v. Present participle of grumble. • grumbling n. Complaining. • grumbling n. Rumbling. |
| RUMBELOWS | • RUMBELOW n. a meaningless word, occurring as a refrain in old sea-songs. |
| RUMBLIEST | • rumbliest adj. Superlative form of rumbly: most rumbly. • RUMBLY adj. tending to rumble. |
| RUMBLINGS | • rumblings n. Plural of rumbling. • RUMBLING n. a deep, thunderous sound. |
| ZERUMBETS | • ZERUMBET n. (Persian) an East Indian drug, related to cassumunar and zedoary. |