Wiktionary
melt away
vb. (context intransitive English) To fade or wane
Usage examples of "melt away".
The mathematics involved was somewhat subtle but once a few transformations were made, the difficulties tended to melt away.
Floating south, the berg would meet the warm waters of the northward-flowing Gulf Stream and melt away.
Her legs seemed to melt away so that she had no choice but to lean back against him.
The flow of energy was so great he was not able to destroy sufficient enemy ships to relieve himself before his own metal walls would melt away.
Mine own battle will melt away into the Neck, to reemerge on the Fever.
In a sort of horror, I watched the pads of flesh on the man's face melt away.