忍び込む (しのびこむ)to creep in; to steal in

忍び込む, its kanji, and other words that share them.Open this graph

Kanji in 忍び込む

忍耐にんたいendurance; perseverance
堪忍袋かんにんぶくろone's store of patience
忍びしのびstealth
忍び寄るしのびよるto creep; to steal up
忍ぶしのぶto conceal oneself; to hide
忍者にんじゃninja; person trained in ninjutsu and employed for covert purposes in feudal Japan
残忍ざんにんbrutal; cruel
お忍びおしのびtravelling incognito (traveling)
見込みみこみhope; promise
申し込みもうしこみapplication; entry
盛り込むもりこむto incorporate; to include
追い込むおいこむto herd; to drive
巻き込むまきこむto roll up; to enfold
持ち込むもちこむto take something into ...; to bring in
見込むみこむto anticipate; to expect
意気込みいきごみardor; enthusiasm

See how 忍び込む connects to the rest of Japanese.