heartily (adv.)
- actively
- agreeably
- amiably
- amicably
- animatedly
- ardently
- breathlessly
- briskly
- congenially
- cordially
- devotedly
- devoutly
- earnestly
- energetically
- enthusiastically
- excitedly
- exuberantly
- familiarly
- favorably
- fervently
- fervidly
- firmly
- forcefully
- forcibly
- gaily
- genially
- glowingly
- heatedly
- impregnably
- intensely
- intently
- intimately
- invincibly
- irresistibly
- keenly
- kindly
- loudly
- lustily
- mightily
- passionately
- pleasantly
- powerfully
- pungently
- robustly
- ruggedly
- seriously
- sincerely
- soundly
- spiritedly
- staunchly
- stoutly
- strenuously
- strongly
- sturdily
- vehemently
- vigorously
- vivaciously
- warmly
- zealously
- zestfully