frost up

1. To become covered with frost: The windows frosted up quickly when the temperature dropped.

2. To cause something to become covered with frost: The freezing air frosted up the windows. Our breath frosted the mirrors up.

Name	Pronounced	Usage
Sujay	-	Bengali, Indian, Marathi
Filat	-	Russian
Antipater	an-TI-pə-tər (English)	Ancient Greek (Latinized)
Yoshirou	yo-shee-ṙo:	Japanese
Kieran	KEER-awn, KEE-ar-awn	Irish
Oluwaseyi	-	Western African, Yoruba