Synonyms to be plain

speak for itself, aller sans dire, approve, argue, attest, be clear, be manifest, be no secret, bespeak, betoken, breathe, come across, connote, demonstrate, denote, display, evidence, evince, exhibit, express, furnish evidence, give indication of, glare, go to show, go without saying, hang out, have no secrets, illustrate, imply, indicate, involve, make sense, manifest, mark, need no explanation, point to, project, read easily, sauter aux yeux, set forth, shout, show, show signs of, signalize, signify, speak volumes, stand out, stick out, strike the eye, suggest, symptomatize, tell, tend to show