Become quiet or calm, especially after a state of agitation:
— After the fight both men need to cool off..

synonyms: calm, calm down, chill out, cool it, settle down, simmer down.

Dutch: afkoelen, bedaren, dimmen, kalmeren

Lose intensity.

synonyms: cool, cool down.

Dutch: bekoelen, luwen, verkillen, verkoelen

Feel less enamoured of something or somebody.