incursion
n.
"hostile attack," early 15c., from Middle French incursion (14c.) or directly from Latin incursionem (nominative incursio) "a running against," noun of action from past participle stem of incurrere (see incur).
〔蒋〕[in-内，入内，curs跑→行走，-ion名词后缀；“走入”，“闯入”] 进入，侵入，入侵，侵犯