訓 いきお(い),はずみ ・ 音 セイ,ゼイ
Sino-Vietnamese: thế
The part 埶 (planting, sound) over power 力: strength rising like a growing plant, so it means force or momentum (Han Viet the, as in the luc = power).
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
駅前に大勢の人が集まっています。 (えきまえにおおぜいのひとがあつまっています)
Many people have gathered in front of the station.