pĕr-ăcesco — Lewis & Short
pĕr-ăcesco, ăcŭi, 3,
I v. inch. n., to become sour through and through, thoroughly sour; hence, trop., to become vexed, to grow vexatious (Plautin.):
ita mihi pectus peracuit,Plaut. Aul. 3, 4, 9:
hoc, hoc est, quod peracescit: hoc est demum quod percrucior,that vexes me, id. Bacch. 5, 1, 13.