交颈
jiāo​jǐng

to rub necks

交颈 交頸 jiāo//jǐng
to rub necks
(of animals) to rub necks together as a display of affection
to fall on each other's necks
(literary) to have tears or arms cross each other's necks, describing intense grief or the embrace of a parting
loving
(of a couple) deeply in love; affectionate toward one another