Happy-go-lucky and Varmint

Happy-go-lucky adjective - Having a relaxed, casual manner.

Varmint and happy-go-lucky are semantically related. In some cases you can use "Varmint" instead a noun phrase "Happy-go-lucky".

Varmint noun - A person whose behavior is offensive to others.

Happy-go-lucky and varmint are semantically related. Sometimes you can use "Happy-go-lucky" instead a noun "Varmint".