pit against

idiomatic transitive

(transitive, idiomatic) To set in opposition to someone or something else.

Japanese Meaning

（人・物を）互いに対抗させる、敵対させる / （競技などで）対戦させる、競わせる

The tournament organizers decided to pit the veteran champion against the rising rookie to see who would prevail.

大会の主催者は、どちらが勝つかを確かめるためにベテランのチャンピオンを若手の有望な新人と対決させることにした。

Sense（1）

(transitive, idiomatic) To set in opposition to someone or something else.

Two of the greatest tennis players will be pitted against each other in next week's final.

pits against

（ present singular third-person ）

pitting against

（ participle present ）

pitted against

（ participle past ）

pitted against

（ past ）