French occasion

← Old French ochoison (mention)

← Old French achaison (mention)

← Latin occāsiōnem (borrowed)

← Latin occāsiō (mention)

← Latin accūsātiō (mention)

→ German Occasion (borrowed)

→ French occasionnel (suffix)

→ French occasionner (affix)

→ French occase (clipping)

→ Romanian ocazie (borrowed)