1) 潜入せんにゅう #5,330 Inflections of 潜入 Class Suru verb Stem Inflected ending ✕ Link copied! Common せんにゅう [0] Meaning Shirabe Noun Suru verb Intransitive verb infiltration; sneaking in; going undercover 彼かれは農夫のうふに身みをやつして城下町じょうかまちに潜入せんにゅうした。 Disguising himself as a peasant, he crept into the castle town. Kanji 潜 セン submerge, conceal, hide 入 ニュウ enter, insert Forms 潜入#5,330潜入せんにゅうせんにゅうせんにゅう