pres-

“to freeze, burn with cold”

Widely acceptedtemperatureweather

Source of Latin pruīna, English freeze, frost

Root for extreme cold, yielding English freeze, frost, and Latin pruīna (hoarfrost).‍‍‍‍‌‌‍‍‌‌‍‍‌‍‌‌‍‌‌‌‍‌‌‍‍‌‍‌‌‍‍‍

(H)meyǵʰ-“to urinate, to mist”(s)teh₂n-“to thunder”(s)tenh₂-“to crash, to thunder”bʰerw-mn̥-₂“boiling, fermenting mass”bʰleh₁-s-“to blow, to blast”bʰleḱ-“to flash, lightning flash”dʰeh₁-rm-“that which is heated, warm”dʰewh₂-“to flow, to run in drops”