apace
adverb
[ əˈpeɪs ]
• swiftly; quickly.
• "work continues apace"
Similar:
quickly,
fast,
swiftly,
rapidly,
speedily,
briskly,
without delay,
post-haste,
expeditiously,
at full speed,
at full tilt,
at warp speed,
at a rate of knots,
Origin:
late Middle English: from Old French a pas ‘at (a considerable) pace’.