kissing
kiss-ing
verb
Touching someone or something with one's lips as a sign of affection or greeting.
"They were kissing under the mistletoe."
noun
The act or practice of touching with the lips, often as an expression of love.
"Their public kissing caused a stir."
Thesaurus
Synonyms: snuggling, necking, caressing, petting, hugging, fondling, smooching, cuddling