noun, takes する, intransitive verb

  1. sleeping together.

Variations

Pronunciation Kanji Kana Is Common
 
添い寝 そいね
添寝 そいね

Contained Kanji Breakdown

annexed, accompany, marry
そ.える テン そえ (7th, N1)
water, water radical (no. 85)
さんずい
grateful, indebted
テン かたじけな.い (Kentei 1)
early death, calamity
ヨウ オウ カ (Kentei 1)
katakana no radical (no. 4)
ヘツ えい よう (Kentei 1)
large, big
ダイ おお- た (1st, N5)
one, one radical (no.1)
イチ いっ ひと- (1st, N5)
person
ひと ニン ジン (1st, N5)
lie down, sleep, rest
ね.る シン い.ぬ (7th, N3)
shaped crown, katakana u radical (no. 40)
ベン メン (Kentei 1)
dot, tick or dot radical (no. 3)
チュ (Kentei 1)
wa-shaped crown radical (no. 14)
ベキ (Kentei 1)
half of tree trunk, rad. no. 90
to invade
snout, hand
or again, furthermore, on the other hand
また ユウ やす (8th, N1)