Check out and Watch out

Check out verb - To look over closely (as for judging quality or condition).

Watch out and check out are semantically related In some cases you can use "Watch out" instead a verb "Check out".

Watch out verb - Be vigilant, be on the lookout or be careful.

Check out and watch out are semantically related in be wary topic. Sometimes you can use "Check out" instead a verb "Watch out".