mightily (adv.)
- arduously
- authoritatively
- awfully
- big
- consequentially
- dynamically
- effectively
- effectually
- energetically
- exceedingly
- extremely
- firmly
- forcefully
- forcibly
- greatly
- hardly
- heartily
- highly
- hugely
- imperatively
- impregnably
- intensely
- invincibly
- irresistibly
- just
- laboriously
- loudly
- lustily
- mighty
- momentously
- notably
- officially
- potently
- powerful
- powerfully
- pretty
- productively
- pungently
- quite
- real
- really
- right
- robustly
- ruggedly
- so
- soundly
- staunchly
- stoutly
- strenuously
- strikingly
- strongly
- sturdily
- surpassingly
- tellingly
- terribly
- terrifically
- very
- vigorously
- weightily
And do as adversaries do in law,—
Strive mightily, but eat and drink as friends.