thaw

The process whereby heat changes something from a solid to a liquid.

“the thawing of a frozen turkey takes several hours”

Warm weather following a freeze; snow and ice melt.

“they welcomed the spring thaw”

A relaxation or slackening of tensions or reserve; becoming less hostile.

“the thaw between the United States and Russia has led to increased cooperation in world affairs”

Become or cause to become soft or liquid.

“the ice thawed”

“dethaw the meat”