拡張した
kakuchoushita
plain past: did extension
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
チームで拡張した。
ちーむ で かくちょうした。
chiimu de kakuchoushita.
We extension as a team.
Usage note
する-verb form of 拡張 (extension / expansion).