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undoubtedly
undraw
undreamed-of
undress
undressed
undue
undulant
undulant fever
undulate
undulipodium
unduly
undutiful
undying
unearned
unearned income
unearned increment
unearned premium
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undulate

un·du·late [ únjə làyt ]


verb  (past and past participle un·du·lat·ed, present participle un·du·lat·ing, 3rd person present singular un·du·lates)
Definition:
 
1. transitive and intransitive verb move sinuously like waves: to move in waves or in a movement resembling waves, or cause something to move in this way

2. intransitive verb go up and down gracefully: to rise and fall gracefully in volume or pitch



adjective 
Definition:
 
wavy in appearance: with a wavy appearance, edge, or markings

[Mid-17th century. < Latin undulatus "wavy" < unda "wave"]

un·du·la·tion [ ùnjə láysh'n, ùndyə láysh'n ] noun

Word History

The Latin word unda "wave," from which undulate is derived, is also the source of English abound, inundation, redundant, sound3, and surround.

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