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rivalrous

[rahy-vuh l-ruh s]
adjective
  1. characterized by rivalry; competitive: the rivalrous aspect of their friendship.
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Origin of rivalrous

First recorded in 1805–15; rivalr(y) + -ous
Related formsri·val·rous·ness, nounun·ri·val·rous, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Word Origin and History for rivalrousness

rivalrous

adj.

1812; see rivalry + -ous.

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Online Etymology Dictionary, © 2010 Douglas Harper