permit

1. Origins, structure, and basic meaning

• Structure: The on reading of 許 is きょ, and its kun reading is ゆるす. It has 11 strokes and relates to permission or allowance.
• Basic usage: 許す is read ゆるす, and 許可 is read きょか.

2. Common pitfalls and similar expressions

• 許す and 許可
  • 許す means forgive or permit.
  • 一度の失敗なら許すが、同じことを繰り返してはいけない。 means “I will forgive one mistake, but do not repeat it.”
  • 許可 means permission or authorization.
  • 先生の許可を得て資料を持ち帰った。 means “I took the materials home with the teacher's permission.”