This is the 10025th most frequent Japanese word.
込み合っ
"込み合っ" means "crowded" or "congested."
The word '込み合っ' is used here to describe the state of being crowded, indicating a situation where many people are present.
駅の改札口はいつも込み合っています。
The train station turnstile is always crowded.
Here, '込み合っ' conveys the context of a busy location due to an event, focusing on the density of the crowd.
イベント会場は両日とも込み合っていました。
The event venue was crowded on both days.
In this instance, '込み合っ' is used predictively to describe how the supermarket often becomes crowded at specific times.