| CLIFFIEST | • cliffiest adj. Superlative form of cliffy: most cliffy. • CLIFFY adj. abounding in cliffs. |
| DIFFICILE | • difficile adj. (Obsolete) Hard to work with; stubborn. • difficile adj. (Obsolete) Difficult. • DIFFICILE adj. (French) difficult. |
| DIFFICULT | • difficult adj. Hard, not easy, requiring much effort. • difficult adj. (Often of a person, or a horse, etc) Hard to manage, uncooperative, troublesome. • difficult adj. (Obsolete) Unable or unwilling. |
| DIFFIDENT | • diffident adj. (Archaic) Lacking confidence in others; distrustful. • diffident adj. Lacking self-confidence; timid; modest. • DIFFIDENT adj. hesitant in acting or speaking. |
| GLIFFINGS | • GLIFFING n. the time required to give a glance, an instant. |
| MIFFINESS | • miffiness n. The quality of being miffy, or easily irritated. • MIFFINESS n. the state of being miffy, quick to take offence. |
| SKLIFFING | • SKLIFF v. (Scots) to shuffle (the feet), also SCLIFF. |
| SNIFFIEST | • sniffiest adj. Superlative form of sniffy: most sniffy. • SNIFFY adj. given to sniffing. |
| SNIFFINGS | • sniffings n. Plural of sniffing. • SNIFFING n. the act of sniffing. |
| SPIFFIEST | • spiffiest adj. Superlative form of spiffy: most spiffy. • SPIFFY adj. excellent. |
| SQUIFFIER | • squiffier adj. Comparative form of squiffy: more squiffy. • SQUIFFY adj. (colloquial) tipsy, drunk, also SQUIFF, SQUIFFED. |
| TARIFFING | • tariffing v. Present participle of tariff. • TARIFF v. to tax imported or exported goods. |
| TIFFINING | • tiffining v. Present participle of tiffin. • TIFFIN v. to take lunch. |
| WHIFFIEST | • whiffiest adj. Superlative form of whiffy: most whiffy. • WHIFFY adj. smelly. |
| WHIFFINGS | • whiffings n. Plural of whiffing. • WHIFFING n. the action of fishing from a boat with a hand line. |
| ZIFFIUSES | • ZIFFIUS n. (Spenser) a sea-monster, perhaps a swordfish. |