formīco — Lewis & Short
formīco, āre, v. n.id.. *
I To creep or crawl like ants: venarum inaequali aut formicante percussu, Plin. 7, 51, 52, § 171.— *
II To feel like the creeping of ants, murmhkizw:
donec formicet cutis,Plin. 30, 13, 41, § 120.