slowly in WordNet English dictionary

1. without speed (`slow' is sometimes used informally for `slowly')
   "he spoke slowly"; "go easy here--the road is slippery"; "glaciers move tardily"; "please go slow so I can see the sights"
   slowly  slow  easy  tardily  slowly  slow  easy  tardily 
   
2. in music
   "Play this lento, please"
   lento  slowly  lento  slowly