How to say "One's" in Japanese

When translating "one's" into Japanese, you must choose carefully between 一生 and 嬶. In Japanese, 一生 (いっしょう (isshō)) is typically associated with "one's whole life, a lifetime" (Syllabus Level: N3) and represents Emphasizes the entirety of one's life. Often used to express determination or regret over a lifetime.. On the other hand, 嬶 (かかあ) maps to "one's wife (archaic, familiar, or rustic term)" (Syllabus Level: C2PLUS) and represents Essential structural term in CEFR C2PLUS vocabulary syllabus.. A literal translation of "one's" can often sound unnatural to native Japanese speakers if mixed up!