溶ける
とける · tokeru · JLPT N3 · verb-ichidan
to melt
🧊💧 溶 = 氵 water + 容 to hold: water takes it in, so it melts or dissolves
Sound hook: tokeru sounds like took a rue, as in the ice cube took a rueful turn and ran. 解ける, read the same way, means to come untied: in both, something solid comes loose.