泥沼(どろぬま)bog, marsh, swamp, quagmire, morass, quandary, dire situation from which one cannot extricate oneself, imbroglio

泥沼(どろぬま)に足(あし)がすっぽりハマりました。

My foot got completely stuck in the swamp. {bog, marsh, swamp, quagmire, morass, quandary, dire situation from which one cannot extricate oneself, imbroglio}

この泥沼(どろぬま)の戦争(せんそう)は長引(ながび)くでしょう…。

This quagmire of a war will likely drag on... {bog, marsh, swamp, quagmire, morass, quandary, dire situation from which one cannot extricate oneself, imbroglio}

泥沼(どろぬま)を歩(ある)く時(とき)は丈(たけ)の長(なが)い長靴(ながぐつ)が必要(ひつよう)です。

When walking through a swamp, you need long boots. {bog, marsh, swamp, quagmire, morass, quandary, dire situation from which one cannot extricate oneself, imbroglio}

紛争(ふんそう)が泥沼(どろぬま)化(か)している。もう解決(かいけつ)しようがないようだ。

The conflict has turned into a quagmire. It seems impossible to resolve now. {bog, marsh, swamp, quagmire, morass, quandary, dire situation from which one cannot extricate oneself, imbroglio}

しっかり者(もの)の彼(かれ)が三角(さんかく)関係(かんけい)の泥沼(どろぬま)にハマり込(こ)むなんてあり得(え)ない。

It's impossible for a responsible person like him to get stuck in a love triangle. {bog, marsh, swamp, quagmire, morass, quandary, dire situation from which one cannot extricate oneself, imbroglio}