In the Khmer language, the word for "kiss" is . This is the standard verb used in formal and semi-formal contexts.
If you want to speak Khmer with a playful heart, forget the grammar books for a minute. Focus on the music of the voice. Khmer is a tonal language, but "playful Khmer" is a rhythm. It goes up high for surprise, down low for teasing. playful kiss speak khmer