SNOG
snog, kiss, buss, osculate
(verb) touch with the lips or press the lips (against someone’s mouth or other body part) as an expression of love, greeting, etc.; “The newly married couple kissed”; “She kissed her grandfather on the forehead when she entered the room”
Source: WordNet® 3.1
Etymology
Verb
snog (third-person singular simple present snogs, present participle snogging, simple past and past participle snogged)
(British, slang) To kiss passionately.
Synonyms
• make out (America)
• pash (Australia)
Noun
snog (plural snogs)
(British, slang) A passionate kiss.
Anagrams
• NGOs, NGSO, Ngos, Song, gons, nogs, song
Source: Wiktionary