lagging Antonyms

late rushing scampering scudding scuttling speeding speedy splitting sprinting rotatory refluent rattling lightning lively painstaking persevering prompt punctual quick rapid studious tantivy nippy unflagging hard-working eventual lightning fast like the wind scurrying highly developed cannonball activated latest tearing trotting turbo volant vortical whirlwind whisking whizzing highly evolved active busy cantering caring careful completive concerned conscientious