Happy-go-lucky and Hit-or-miss

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

Hit-or-miss and happy-go-lucky are semantically related. In some cases you can use "Hit-or-miss" instead an adjective phrase "Happy-go-lucky".

Hit-or-miss adjective - Lacking a definite plan, purpose, or pattern.

Happy-go-lucky and hit-or-miss are semantically related. Sometimes you can use "Happy-go-lucky" instead an adjective phrase "Hit-or-miss".