- 冷たい【つめたい】 - cold (to the touch), chilly, icy, freezing, (emotionally) cold, coldhearted, unfeeling, indifferent, unfriendly, distant 
- 冷静【れいせい】 - calmness, composure, coolness, serenity, presence of mind 
- 冷蔵庫【れいぞうこ】 - refrigerator, fridge 
- 冷める【さめる】 - to cool down, to get cold, to cool off (excitement, temper, etc.), to subside, to dampen, to fade, to wane, to be cold (eyes, expression, etc.), to be composed 
- 冷やす【ひやす】 - to cool (from room temperature), to chill, to refrigerate, to calm down, to cool off, to regain one's composure, to relax, to be frightened (at), to be scared (of) 
- 冷える【ひえる】 - to grow cold (from room temperature, e.g. in refrigerator), to get chilly, to cool down 
- 冷酷【れいこく】 - cruelty, coldheartedness, relentless, ruthless 
- 冷凍【れいとう】 - freezing, cold storage, refrigeration 
- 冷戦【れいせん】 - cold war, the Cold War 
- 冷ややか【ひややか】 - cold, chilly, cool, cold (attitude, stare, etc.), frigid, indifferent, distant, surly, curt, composed, cool, calm 
- 冷房【れいぼう】 - air conditioning, air cooling 
- 冷水【れいすい】 - cold water 
- 冷淡【れいたん】 - cool, indifferent, apathetic, half-hearted, cold, cold-hearted, heartless, unkind 
- 冷や汗【ひやあせ】 - cold sweat 
- 寒冷【かんれい】 - cold, coldness, chilliness 
- 冷蔵【れいぞう】 - cold storage, refrigeration 
- 冷やかす【ひやかす】 - to banter, to make fun of, to jeer at, to cool, to refrigerate, to window-shop, to look at without buying 
- 冷え性【ひえしょう】 - sensitivity to cold 
- 冷え込む【ひえこむ】 - to get (very) cold, to get (much) colder, to feel very cold (of the body), to be chilled to the bone, to worsen (of relations, economic conditions, etc.), to decline 
- 冷徹【れいてつ】 - cool-headed, level-headed, hard-headed