1. kaku   write    school    study (noun)    classroom    Hint Half-n-half Clue   2. sensei   study (verb)    teacher    pen    study (noun)    Half-n-half Clue   3. gakusei   text    write    paper    student    Half-n-half Clue   4. gaku   eraser    teacher    study (noun)    textbook     Half-n-half Clue   5. benkyouka, benkyōka   studious    chalk    pencil    teach    Half-n-half Clue   6. tsuugakukaban, tsūgakukaban   grade    bag      teacher    satchel    Half-n-half Clue   7. enpitsukezuri   bag      teacher    sharpener    teach    Half-n-half Clue