essentially (adv.)
- absolutely
- actually
- approximately
- basically
- chiefly
- completely
- dead
- downright
- effectually
- extremely
- fundamentally
- immeasurably
- indefinitely
- infinitely
- mainly
- materially
- most
- mostly
- perfectly
- practically
- primarily
- purely
- radically
- really
- substantially
- totally
- unconditionally
- unequivocally
- utterly
- virtually
- well-nigh