List of 12-letter words containing ••••••

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There are 10 twelve-letter words containing 2D, N, O, P, R and U

GROUNDSPEEDS	• groundspeeds n. Plural of groundspeed. • ground␣speeds n. Plural of ground speed. • GROUNDSPEED n. the speed of an aircraft relative to the ground.
PSEUDORANDOM	• pseudorandom adj. Of a sequence of numbers, such that it has all the properties of a random sequence following some probability… • PSEUDORANDOM adj. being or involving entities (as numbers) that are selected by a definite computational process but that satisfy one or more standard tests for statistical randomness.
SOUNDPROOFED	• soundproofed v. Simple past tense and past participle of soundproof. • SOUNDPROOF v. to insulate so as to obstruct the passage of sound.
UNDERDEVELOP	• underdevelop v. To develop insufficiently. • UNDERDEVELOP v. to develop insufficiently.
UNDEREXPOSED	• underexposed v. Simple past tense and past participle of underexpose. • UNDEREXPOSE v. to expose insufficiently.
UNDERPEOPLED	• underpeopled adj. Short of people; underpopulated. • UNDERPEOPLED adj. underpopulated.
UNDERPOWERED	• underpowered v. Simple past tense and past participle of underpower. • underpowered adj. Having insufficient power for its operation. • UNDERPOWERED adj. driven by an engine of insufficient power.
UNDERPRODUCE	• underproduce v. To produce less than normal, or less than needed. • UNDERPRODUCE v. to produce less than the expected amount.
UNDERPROPPED	• underpropped v. Simple past tense and past participle of underprop. • UNDERPROP v. to prop from beneath.
UNPROVIDEDLY	• unprovidedly adv. (Archaic) Without being provided for. • unprovidedly adv. (Obsolete) Unguardedly. • UNPROVIDED adv. UNPROVIDE, (Shakespeare) to deprive of necessary provision.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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See this list for:

English Wiktionary: 53 words
Scrabble in French: 5 words
Scrabble in Spanish: 12 words
Scrabble in Italian: 8 words
Scrabble in German: no word
Scrabble in Romanian: 8 words

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