chestne means acne on the chest. Lexicurio rates it Sui generis — a strength score of 100 out of 100.
Etymology
From chest + -ne.
noun
- Acne on the chest.“It's so refreshing to be with a guy who actually wants to be seen with you in the daytime that you convince yourself you can ignore the busted grille, the acne, backne, and chestne, or the fact that YOU normally wouldn't want to be seen with HIM in the daytime if you weren't so tired/desperate/horny. But resist.”