put it past

Verb

idiomatic in the negative

(idiomatic, chiefly in the negative) To consider it beyond what someone is capable of doing.

Japanese Meaning

（否定的に）その人がそのような行動をとるとは到底思えない、信じられないという意味。 / 相手にその能力が備わっているとは考えられない、期待はできないという意味。

After seeing his performance, I put it past him to finish the project without help.

彼の働きぶりを見て、私は彼が援助なしでそのプロジェクトを仕上げるのは無理だと考えた。

Sense（1）

(idiomatic, chiefly in the negative) To consider it beyond what someone is capable of doing.

I wouldn't put it past him to spread malicious gossip about you.

puts it past

（ present singular third-person ）

putting it past

（ participle present ）

put it past

（ participle past ）

put it past

（ past ）