Hearty
Part of speech: adjective
Definition: Pertaining to, or proceeding from, the heart; warm; cordial; bold; zealous; sincere; willing; also, energetic; active; eager; as, a hearty welcome; hearty in supporting the government. Exhibiting strength; sound; healthy; firm; not weak; as, a hearty timber. Promoting strength; nourishing; rich; abundant; as, hearty food; a hearty meal.
Part of speech: noun
Definition: Comrade; boon companion; good fellow; -- a term of familiar address and fellowship among sailors. Dickens.
Warm
Part of speech: verb
Definition: To make or keep warm.To increasingly favour.
Part of speech: adjective
Definition: Having a temperature slightly higher than usual, but still pleasant; a mild temperature.Being something that causes warmth, or the impression thereof.Caring or charming, of relations to another person.Having a color in the red-orange-yellow part of the visible electromagnetic spectrum.Close, often used in the context of a game in which "warm" and "cold" are used to indicate nearness to the goal.Ardent, zealous.
Example sentence: You could warm Mars up, over time, with greenhouse gases.