• 命令めいれい — command / order
• 司令しれい — commander
• 法令ほうれい — laws and ordinances
• 令和れいわ — Reiwa era
• 令嬢れいじょう — (honorific) daughter
• 令息れいそく — (honorific) son

令 combines a person element with a phonetic/semantic component suggesting “to make obey” or “to cause to follow,” yielding senses like order, command, and decree. It also developed respectful uses meaning “honorable,” as in 令嬢 and 令息, and appears in the era name 令和.