The synonyms for freezing are : cold, subzero, icy, chilly, glacial, bitter.
The synonyms for cold are: chilly, freezing, icy, frosty, bitter, wintry, frozen, arctic & emotionless, taciturn, unfriendly, unemotional, unsympathetic, unkind, icy, stony, callous, uncaring, impersonal, hardhearted, aloof, distant, unfeeling, indifferent, formal, cool, remote, detached, frosty.
The synonyms for cool are: cold, chilly, chill, nippy, fresh, arctic, frigid, frosty & calm, unruffled, nonchalant, casual, imperturbable, unflappable, level-headed, equable, dispassionate, unemotional, tranquil, serene, composed, collected, placid & unfriendly, unenthusiastic, offhand, icy, distant, detached, cold, chilly, frosty, frigid, muted, aloof, unsociable, impersonal, inhospitable & fashionable, sophisticated, stylish, trendy, hip, with-it, groovy, nifty.
