<p><strong>Adjective</strong></p><ul><li>introduced or coming from without; not belonging or proper to a thing; external; foreign: extraneous substances in our water.</li><li>not pertinent; irrelevant: an extraneous remark; extraneous decoration.</li></ul><p><strong>Synonyms</strong></p><ul><li>alien, adventitious, extrinsic</li></ul><p><strong>Antonyms</strong></p><ul><li>intrinsic, relevant, pertinent</li></ul><p><strong>End of Response</strong></p>