Look at with sentimentality or turn into an object of sentiment:
— Don't sentimentalize the past events.

synoniem: sentimentalise.

Make (someone or something) sentimental or imbue with sentimental qualities:
— Too much poetry sentimentalizes the mind.
— These experiences have sentimentalized her.

synoniem: sentimentalise.

Act in a sentimental way or indulge in sentimental thoughts or expression.

synoniemen: sentimentalise, sentimentise, sentimentize.