増援ぞうえん
zōen

Noun
Suru Verb

1. reinforcement (e.g. of troops)

Transitive
これ以上いじょうここでもたついてると、後うしろのだい関門かんもんからも増援ぞうえん、挟撃きょうげきされるかもれねーんだぜ。
koreijōkokode motatsuiteruto ushirono dainikammonkaramo zōenga kite kyōgeki sarerukamo shirenē ndaze.
If we hang around here any longer, there could be reinforcements coming from the second gate to take us in a pincer movement!