8件
おむつこうかん
changing diapers
おむつを かえる
to change one's diaper
おむつを する
to wear a diaper ; to put on incontinence underwear
こしを あげる
to raise one's rear end ; to raise one's lower back
こしを うかす
to rise one's lower back
こしを うかせる
to rise one's lower back
じぶんで やりましょう
How about trying to do it on your own.
すぐに おわりますから
I'll finish it soon.