/ ˌwɜːθˈwaɪl; NAmE ˌwɜːrθ-/ adjective
worthwhile (to do sth) | worthwhile (doing sth) important, enjoyable, interesting, etc.; worth spending time, money or effort on :
It was in aid of a worthwhile cause (= a charity, etc.)
The smile on her face made it all worthwhile.
High prices in the UK make it worthwhile for buyers to look abroad.
It is worthwhile to include really high-quality illustrations.
It didn't seem worthwhile writing it all out again.
HELP NOTE : This word can be written worth while , except when it is used before a noun.