| UNDERDECKS | • underdecks n. Plural of underdeck. • UNDERDECK n. a lower deck on a ship.
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| UNDERDOERS | • underdoers n. Plural of underdoer. • UNDERDOER n. one who underdoes; a shirker.
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| UNDERDOING | • underdoing v. Present participle of underdo. • UNDERDO v. to do insufficiently.
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| UNDERDOSED | • underdosed v. Simple past tense and past participle of underdose. • under-dosed v. Simple past tense and past participle of under-dose.
 • UNDERDOSE v. to give an insufficient dose to.
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| UNDERDOSES | • underdoses n. Plural of underdose. • underdoses v. Third-person singular simple present indicative form of underdose.
 • under-doses v. Third-person singular simple present indicative form of under-dose.
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| UNDERDRAIN | • underdrain n. An underground drain or trench with openings through which the water may percolate from the soil or ground above. • underdrain v. (Transitive) To drain by forming an underdrain or underdrains in.
 • UNDERDRAIN v. to drain by deep underground ditches.
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| UNDERDRAWN | • underdrawn v. Past participle of underdraw. • UNDERDRAW v. to draw or describe with moderation or reticence.
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| UNDERDRAWS | • underdraws v. Third-person singular simple present indicative form of underdraw. • UNDERDRAW v. to draw or describe with moderation or reticence.
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| UNDERDRESS | • underdress v. (Transitive, intransitive) To dress in insufficiently warm clothes. • underdress v. (Transitive, intransitive) To dress in insufficiently formal clothes.
 • underdress n. (Countable) Any dress#Noun (feminine-style garment) worn under another, especially under an overdress#Noun.
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| UNDERDRIVE | • underdrive adj. (Of a crankshaft or accessory pulley) Designed to turn at a slower speed than stock. • underdrive v. (Transitive) To slow the rate of rotation in (a pulley-based system).
 • UNDERDRIVE n. a gear which transmits to the driving shaft a speed less than engine speed.
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