6 letters · 13 points in Scrabble
noun an enthusiastic kiss
verb snuggle and lie in a position where one person faces the back of the others
originPerhaps from a dialectal variation of smack. Compare also Low German smok (“a kiss, a smouch/smooch”), Alemannic German Schmutz, Schmützle (“a kiss, a smooch”).
Etymology from Wiktionary, CC BY-SA 3.0