i Register
In some senses, smoocher is marked as informal. Watch for register when choosing this word.
noun
Someone who smooches; a kisser.
When the pub downstairs closed, a contingent of straight couples ranging in age from 16 to 60 arrived to dance, though they were still safely outnumbered by same-sex huggers and smoochers.
Someone who borrows trivial items without returning them; a petty thief.
An annoyingly nosy person; a tag-along.