| GAPPIEST | • gappiest adj. Superlative form of gappy: most gappy. • GAPPY adj. full of gaps. |
| HAPPIEST | • happiest adj. Superlative form of happy: most happy. • HAPPY adj. marked by joy. |
| NAPPIEST | • nappiest adj. Superlative form of nappy: most nappy. • NAPPY adj. of beer, having a head, frothy. |
| PAPPIEST | • pappiest adj. Superlative form of pappy: most pappy. • PAPPY adj. resembling pap. |
| SAPPIEST | • sappiest adj. Superlative form of sappy: most sappy. • SAPPY adj. full of sap. |
| YAPPIEST | • yappiest adj. Superlative form of yappy: most yappy. • YAPPY adj. given to yapping. |
| ZAPPIEST | • zappiest adj. Superlative form of zappy: most zappy. • ZAPPY adj. (slang) full of verve. |
| CHAPPIEST | • CHAPPY adj. cracked. |
| CRAPPIEST | • crappiest adj. Superlative form of crappy: most crappy. • CRAPPY adj. inferior in quality. |
| FLAPPIEST | • flappiest adj. Superlative form of flappy: most flappy. • FLAPPY adj. flapping. |
| SNAPPIEST | • snappiest adj. Superlative form of snappy: most snappy. • SNAPPY adj. bad-tempered. |
| TRAPPIEST | • trappiest adj. Superlative form of trappy: most trappy. • TRAPPY adj. full of traps. |
| SCRAPPIEST | • scrappiest adj. Superlative form of scrappy: most scrappy. • SCRAPPY adj. fragmentary. |
| STRAPPIEST | • strappiest adj. Superlative form of strappy: most strappy. • STRAPPY adj. having straps. |
| UNHAPPIEST | • unhappiest adj. Superlative form of unhappy: most unhappy. • UNHAPPY adj. not happy. |
| OVERHAPPIEST | • OVERHAPPY adj. exceedingly happy. |
| SLAPHAPPIEST | • slaphappiest adj. Superlative form of slaphappy: most slaphappy. • SLAPHAPPY adj. happy-go-lucky. |