YOU SAID:

i am bored at school what am i doing here i have no book

INTO JAPANESE

私は学校で退屈しています

BACK INTO ENGLISH

I am bored at school

INTO JAPANESE

私は学校に飽きています

BACK INTO ENGLISH

I am tired of school

INTO JAPANESE

私は学校にうんざりしています

BACK INTO ENGLISH

I am tired of school