訓 むす(ぶ),ゆ(う),ゆ(わえる) ・ 音 ケツ,ケチ
Sino-Vietnamese: kết
Thread 糸 gives the meaning and 吉 gives the sound: tying threads into a knot, so it means tie or bind (Han Viet ket, as in ket hon = marriage).
Stroke data: KanjiVG (CC BY-SA 3.0) — kanjivg.tagaini.net
靴のひもを結びました。 (くつのひもをむすびました)
I tied my shoelaces.