締約した
teiyakushita
plain past: did concluding a treaty
N1
How to remember this word
A memory tip for this word is coming soon. For now, try linking it to a real moment from your day — words anchored to real situations stick best.
Example sentence
チームで締約した。
ちーむ で ていやくした。
chiimu de teiyakushita.
We concluding a treaty as a team.
Usage note
する-verb form of 締約 (concluding a treaty).