rufesco
Could not find rufescunt in Logeion dictionaries.
rufescunt Verb: present active indicative 3rd plural of rufesco
rūfesco, ĕre, v. inch. n. [rufus],
- to become reddish, Plin. 10, 29, 42, § 80; 28, 12, 53, § 194; 36, 19, 36, § 143.
rūfēsco, ere (rufus), rot-, rötlich werden, Plin. 28, 194 u.a.
rūfēscō, ĕre, intr., roussir, devenir roux : Plin. 28, 194.