| BUSTIEST | • bustiest adj. Superlative form of busty: most busty. • BUSTY adj. full-bosomed. |
| CRUSTIEST | • crustiest adj. Superlative form of crusty: most crusty. • CRUSTY adj. covered with a crust. |
| DUSTIEST | • dustiest adj. Superlative form of dusty: most dusty. • DUSTY adj. full of dust. |
| FOUSTIEST | • FOUSTY adj. (Scots) mouldy, damp, also FUSTY. |
| FUSTIEST | • fustiest adj. Superlative form of fusty: most fusty. • FUSTY adj. old-fashioned; musty, also FOUSTY. |
| GOUSTIEST | • GOUSTY adj. (Scots) desolate, dreary. |
| GUSTIEST | • gustiest adj. Superlative form of gusty: most gusty. • GUSTY adj. blowing in gusts. |
| LUSTIEST | • lustiest adj. Superlative form of lusty: most lusty. • LUSTY adj. full of vigour. |
| MUSTIEST | • mustiest adj. Superlative form of musty: most musty. • MUSTY adj. having a stale odour. |
| RUSTIEST | • rustiest adj. Superlative form of rusty: most rusty. • RUSTY adj. covered with rust. |
| SAWDUSTIEST | • SAWDUSTY adj. like or full of sawdust. |
| TOUSTIEST | • TOUSTIE adj. (Scott) irascible. |
| TRUSTIEST | • trustiest adj. Superlative form of trusty: most trusty. • TRUSTY adj. worthy of trust. |
| UNTRUSTIEST | • UNTRUSTY adj. not trusty. |