belatedly
1. [ adverb ] later than usual or than expected
Synonyms: late tardily
Examples:

"the train arrived late" "we awoke late" "the children came late to school" "notice came so tardily that we almost missed the deadline" "I belatedly wished her a happy birthday"

Related terms: early belated belated belated
Similar spelling:   belated
  belted
  bell_toad