Synonyms for unwrinkle:
verb push on with force
Examples of uses:
That's why I'm taking it now so they'll have a chance to unwrinkle.
source
Corpus name: OpenSubtitles2018. License: not specified. References: http://opus.nlpl.eu/OpenSubtitles2018.php, http://stp.lingfil.uu.se/~joerg/paper/opensubs2016.pdf
Hence the Latin phrase, exporrigere frontem—to unwrinkle the brow—means, to be cheerful or merry.
source
Title: The Expression of Emotion in Man and Animals, author: Charles Darwin, url: http://www.gutenberg.org/files/1227/1227-h/1227-h.htm
The eyebrows and lashes had disappeared; the skin, grown hard, could not unwrinkle.
source
Title: Beatrix, author: Honore de Balzac, url: http://www.gutenberg.org/files/1957/1957-h/1957-h.htm
