1) Becoming red 2) Blushing 1) Red 
growing red; blushing
• (a.) Growing or becoming red; tending to redness.
becoming red or reddish
Reddening. ... Origin: L. Rubesco, pr. P. Rubescens, to become red ... (05 Mar 2000) ... 
(roo-bes´әnt) growing red; reddish.
becoming red or reddish
Ru·bes'cent adjective [ Latin rubescens , -entis , present participle of rubescere to grow red, v. incho from rubere to be red: confer French rubescent . See Ruby .] Growing or becoming red; tending to redness. 
Type: Term Pronunciation: rū-bes′ĕnt Definitions: 1. Reddening.
becoming red; blushing.