In Japanese, the verb 失う (meaning "to to lose (something valuable)", JLPT N4) conjugates in the Past Polite form as 失いました (ushinaimashita). Verb group: Group 1.
Context Example
信頼を失いました。
Shinrai o ushinaimashita.
I lost trust.
What is the Past Polite conjugation of 失う (ushinau)?
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