終止符しゅうしふ
shūshifuo utsu

Godan Verb (tsu)
Idiomatic Expression

1. to put an end (to); to bring to an end; to close the books (on); to put a period (at the end of a sentence) — literal

外交がいこうてき対話たいわによって、その紛争ふんそう終止しゅうしつことができた。
gaikōtekina taiwaniyotte sono funsōni shūshifuo utsu kotoga dekita.
Diplomatic dialogue helped put an end to the conflict.