"promptly" | Definition and Related Words

Adverb

With little or no delay (synset 400106290)
"the rescue squad arrived promptly"; "come here, quick!"

same as: quick, quickly
In a punctual manner (synset 400106028)
"he did his homework promptly"

same as: pronto, readily
At once (usually modifies an undesirable occurrence) (synset 400106154)
"he promptly forgot the address"

same as: right away