| COUNTERBIDDING | • counterbidding v. Present participle of counterbid. |
| DECONDITIONING | • deconditioning v. Present participle of decondition. • DECONDITION v. to cause extinction of (a conditioned response). |
| DEGRINGOLADING | • DEGRINGOLADE v. (French) to make a rapid descent. |
| DISENSHROUDING | • disenshrouding v. Present participle of disenshroud. • DISENSHROUD v. to divest of a shroud. |
| DUMBFOUNDERING | • dumbfoundering v. Present participle of dumbfounder. • DUMBFOUNDER v. to strike dumb; to confuse with astonishment, also DUMBFOUND, DUMFOUND, DUMFOUNDER. |
| DUMBFOUNDINGLY | • dumbfoundingly adv. In a dumbfounding manner. |
| FORBIDDINGNESS | • forbiddingness n. The quality of being forbidding. • FORBIDDINGNESS n. the state of being forbidding. |
| LONGHEADEDNESS | • longheadedness n. The quality of being longheaded. • LONGHEADED n. having unusual foresight or sagacity. |
| PLODDINGNESSES | • PLODDINGNESS n. the state of being plodding. |
| RHODOMONTADING | • rhodomontading v. Present participle of rhodomontade. • RHODOMONTADE v. to boast, rant, also RODOMONTADE. |
| UNACKNOWLEDGED | • unacknowledged adj. Not acknowledged. • UNACKNOWLEDGED adj. not acknowledged. |
| UNBLINDFOLDING | • unblindfolding v. Present participle of unblindfold. • UNBLINDFOLD v. to remove a blindfold from. |
| UNDERDIAGNOSED | • underdiagnosed adj. (Of a disease or symptom) diagnosed less frequently than its occurrence. |
| UNDERDIAGNOSES | • underdiagnoses v. Third-person singular simple present indicative form of underdiagnose. |
| UNDERDIAGNOSIS | • underdiagnosis n. (Medicine) The failure to diagnose a condition in a significant proportion of patients. |
| UNDERGROUNDERS | • undergrounders n. Plural of undergrounder. • under-grounders n. Plural of under-grounder, an alternative spelling of undergrounder. • UNDERGROUNDER n. a member of the underground. |
| UNDERPRODUCING | • underproducing v. Present participle of underproduce. • UNDERPRODUCE v. to produce less than the expected amount. |
| UNGROUNDEDNESS | • ungroundedness n. Quality of being ungrounded. • UNGROUNDEDNESS n. the state of being ungrounded. |