General warmth:
* Warmth: This is the most straightforward option.
* Heat: This implies a higher temperature, but can also be used for a pleasant feeling of warmth.
* Comfort: This suggests a feeling of being safe and relaxed, often associated with warmth.
* Cosiness: This implies a feeling of being snug and comfortable, often associated with warmth.
* Pleasant: This is a general term for a positive feeling, and can include warmth.
More specific warmth:
* Tingly: This describes a prickling sensation of warmth, often experienced with a tingling sensation.
* Radiant: This describes a feeling of warmth spreading outward from a source.
* Glowing: This implies a feeling of internal warmth and happiness.
* Sun-kissed: This describes a feeling of warmth associated with sunlight.
Other options:
* Acrid: This word can be used for a burning or stinging warmth, often unpleasant.
* Fiery: This word describes a intense and passionate warmth.
Ultimately, the best word will depend on the specific situation and the nuance you want to convey.