1. Become covered with a layer of ice; of a surface such as a window
   - ice up, frost over, ice over

Type of: change

• antipathetical
• antipathy
• antipattern
• antiperistaltic
• antipernicious anemia factor
• antipersonnel
• antiperspirant
• antiphlogistic
• antiphon
• antiphonal
• antiphonary
• antiphony
• antiphrasis
• antipodal
• antipodal opposition
• antipode
• antipodean
• antipodes
• antipollution
• antipope
• antiproton
• antiprotozoal
• antiprotozoal drug
• antipruritic
• antipsychotic