-tude

a suffix appearing in abstract nouns (generally formed from Latin adjectives or participles) of Latin origin (latitude; altitude); on this model, used in the formation of new nouns: platitude.

Origin of -tude

< Latin -tūdō (> French -tude)

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British Dictionary definitions for -tude

-tude

suffix forming nouns

indicating state or conditionplenitude

Word Origin for -tude

from Latin -tūdō

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for -tude

syllable formed when the word-forming element -ude, forming abstract nouns from adjectives and participles, is fixed to a base or to another suffix ending in -t or -te; from French -ude, from Latin -udo (genitive -udinis). As a word in its own right, teenager slang shortening of attitude, it dates from 1970s.