wangrace
/ˈwæŋɡreɪs/Definitions
1. noun
A type of delicate, lacy ice formation on a surface, especially in cold climates.
“The hikers were fascinated by the beautiful wangrace that had formed overnight on the frozen lake.”
2. verb
To form or create a wangrace on a surface.
“The cold wind began to wangrace the windows of the old house.”