mist up

US /mɪst ʌp/
UK /mɪst ʌp/
"mist up" picture
1.

appannarsi, inumidirsi

if your eyes mist up, they become wet with tears, so that you cannot see clearly

:
Her eyes misted up as she watched her daughter walk down the aisle.
I suoi occhi si sono appannati mentre guardava sua figlia camminare lungo la navata.
The sad movie made my eyes mist up.
Il film triste mi ha fatto appannare gli occhi.
2.

appannarsi, coprirsi di condensa

if a glass surface mists up, it becomes covered with a fine layer of moisture, making it difficult to see through

:
The bathroom mirror always mists up after a hot shower.
Lo specchio del bagno si appanna sempre dopo una doccia calda.
The car windows misted up in the cold weather.
I finestrini dell'auto si sono appannati con il freddo.