“life / command” in Japanese is 命, read mei, myou, inochi (めい, みょう, いのち). It is a Grade 3 Kyōiku kanji, taught in year 3 of Japanese elementary school, and appears in words such as 生命 (life).
What does 命 mean?
命はとても大切だ。
Same sound, different character — the classic trap. Compare them side by side: