| DESULFURS | • desulfurs v. Third-person singular simple present indicative form of desulfur. • DESULFUR v. to free from sulphur. |
| DOUBTFULS | • doubtfuls n. Plural of doubtful. • DOUBTFUL n. something doubtful e.g. a starter in a race. |
| DUTIFULLY | • dutifully adv. With a regard to duty; in a dutiful manner. • DUTIFUL adv. obedient. |
| FUSULINID | • fusulinid n. Any of the Fusulinidae., an extinct family of fusulinacean Foraminifera. • FUSULINID n. any of a family of extinct marine foraminifera. |
| GOURDFULS | • gourdfuls n. Plural of gourdful. • GOURDFUL n. the contents of a gourd. |
| GRUDGEFUL | • grudgeful adj. Full of grudge. • GRUDGEFUL adj. (Spenser) full of grudge; envious. |
| UDDERFULS | • udderfuls n. Plural of udderful. • UDDERFUL n. the contents of a full udder. |
| UNDUTIFUL | • undutiful adj. Not dutiful. • UNDUTIFUL adj. not dutiful. |
| UNFLUSHED | • unflushed adj. Not flushed. • UNFLUSH v. to lose colour. |
| UNFUELLED | • unfuelled adj. Alternative spelling of unfueled. • UNFUELLED adj. not fuelled. |
| UNHEEDFUL | • unheedful adj. Not paying attention. • UNHEEDFUL adj. not heedful. |
| UNMINDFUL | • unmindful adj. Lacking awareness; oblivious. • unmindful adj. Failing to remember, recognize, or pay attention to something; heedless of. • UNMINDFUL adj. not mindful. |
| UNMUFFLED | • unmuffled adj. Not muffled. • UNMUFFLE v. to free from something that muffles. |
| UNNEEDFUL | • unneedful adj. Not needful. • UNNEEDFUL adj. not needful. |
| UNRUFFLED | • unruffled adj. Not ruffled or tousled. • unruffled adj. Calm, not ruffled, serene, at peace, unbothered. • UNRUFFLE v. to recover from ruffling. |