acojonar
terrify
a-
to (verb-forming prefix)
+
cojones
testicles (vulgar)
+
-ar
verb suffix
Acojonar means to terrify and can be broken down as a-0 (to0) + cojones1 (testicles, figuratively courage1) + -ar2 (verb2), literally meaning 'to remove one's courage'.
verb
- terrifyTo frighten or intimidate someone severely.La película de terror me acojonó completamente. // The horror movie terrified me completely.