Translation of "lak" into English

Badi se lako uzbudi, ali majstor je na trubi.

Buddy comes across as skittish, but his horn, it talks smooth as silk stockings.

Ulje od imele, stavljeno preko drveta kao lak.

It's been worked into the wood like a varnish.

Pošto je poruka bila na francuskom, lako sam je pročitao.

Since the note was written in French, it was easy for me to read.

Том није имао лак живот.

Tom has not had an easy life.