adfringo

af-frango (better adf- ), ĕre (or adfringo, [p. 69] ĕre), v. a., to strike upon or against something, to break against, break in pieces (very rare, perh. only in Statius):

duris adfrangunt postibus ungues,

Stat. Th. 10, 47:

plenis parvos uberibus,

id. ib. 5, 150:

hiemes bustis,

id. S. 5, 1, 36.