따뜻하다(tta-tteus-ha-da, ttatteushada)
To have a high temperature that feels pleasant to the body, or to express a kind and friendly emotional state
When to use
weather description, food temperature, emotional expression, personality
The nuance
Used to describe physically warm temperatures or emotionally kind and friendly states.
차갑다(cha-gap-da, chagapda)
To have a low temperature that feels cool or unpleasant to the body, or to express emotionally cold and indifferent states
When to use
drink temperature, person's attitude, emotional state
The nuance
Used to describe physically cold temperatures or emotionally cold and indifferent attitudes.