frosty
fros-ty
adjective
Covered with or characterised by frost; very cold.
"The frosty grass crunched underfoot."
adjective
Unfriendly or lacking warmth in manner or reception.
"He received a frosty welcome."
Thesaurus
Synonyms: cold, rimed, rimy, frozen, frigid, icy, glacial, wintry, nippy, snappy, nipping, crisp