outswear

verb

out·​swear ˌau̇t-ˈswer 

outswore ˌau̇t-ˈswȯr  ; outsworn ˌau̇t-ˈswȯrn  ; outswearing

transitive verb

: to outdo or surpass in swearing : to use profane or obscene language more than

[General George S.] Patton, who could outswear a mule skinner, swore at all times as if he were in a stag poker game.

—Stephen E. Ambrose

Word History

First Known Use

1598, in the meaning defined above