YOU SAID:

I am bored an have nothing to do.

INTO JAPANESE

私は何もしなくて退屈だ。

BACK INTO ENGLISH

I am bored with not doing anything.

INTO JAPANESE

私は何もしないことに飽きている。

BACK INTO ENGLISH

I am tired of not doing anything.

INTO JAPANESE

私は何もしないことにうんざりしています。

BACK INTO ENGLISH

I am tired of not doing anything.