正書法: correct orthography

尿: urine / 繞: Chinese character radical that covers the left and bottom of a Chinese character

手錠: handcuffs

連声: a morphological change of an initial syllable of the second kanji under the influence of the historical coda of the first kanji in a word

二乗: squaring

二条:

二乗: square

弾正: / 壇上: on an altar, stage, or platform / 壇場:

death certificate

"natural hair certificate": a certificate requested by some Japanese schools that affirm that a student's hair color is naturally not black, not straight, etc.