also: ゆきづまる
godan verb (-ru), intransitive verb
reach a dead end; come to a standstill; be stuck
Describes a situation, plan, or progress that cannot move forward; often used for negotiations, projects, or physical paths.
交渉が行き詰まってしまった。
The negotiations have reached a deadlock.
新しいアイデアが出なくて、研究が
With no new ideas coming up, the research is at a standstill.