heartiest

adjective, heart·i·er, heart·i·est.

1. warm-hearted; affectionate; cordial; jovial: a hearty welcome.
2. genuine; sincere; heartfelt: hearty approval; hearty dislike.
3. completely devoted; wholehearted: hearty support.
4. exuberant; unrestrained: hearty laughter.
5. violent; forceful: a hearty push; a hearty kick.
6. physically vigorous; strong and well: hale and hearty.
7. substantial; abundant; nourishing: a hearty meal.
8. enjoying or requiring abundant food: a hearty appetite.
9. (of soil) fertile.

noun, plural heart·ies. Archaic.

10. a brave or good fellow, especially with reference to a shipmate.
11. a sailor.

adjective heartier or heartiest

1. warm and unreserved in manner or behaviour
2. vigorous and enthusiastica hearty slap on the back
3. sincere and heartfelthearty dislike
4. healthy and strong (esp in the phrase hale and hearty)
5. substantial and nourishing

noun informal

6. a comrade, esp a sailor
7. a vigorous sporting mana rugby hearty