三者鼎立さんしゃていりつ Noun English jmdict 1 noun (common) (futsuumeishi) yojijukugo three parties (forces) opposing one another;three-cornered contest
鼎立ていりつ Noun Irregular Intransitive English jmdict 1 noun (common) (futsuumeishi) noun or participle which takes the aux. verb suru intransitive verb triangular position;three-cornered contest