melt

the process whereby heat changes something from a solid to a liquid

“the power failure caused a refrigerator melt that was a disaster”

become less clearly visible or distinguishable; disappear gradually or seemingly

“The tree trunks are melting into the forest at dusk”

become less intense and fade away gradually

“her resistance melted under his charm”

become more relaxed, easygoing, or genial

become or cause to become soft or liquid

“The sun melted the ice”

lose its distinct outline or shape; blend gradually

“Hundreds of actors were melting into the scene”

reduce or cause to be reduced from a solid to a liquid state, usually by heating

“melt butter”