unhesitatingly
Definitions
In a manner that shows no doubt, reluctance, or delay.
With immediate and confident action.
Examples
She unhesitatingly accepted the job offer the moment it was presented to her.
The lifeguard dived into the rough water unhesitatingly to rescue the struggling swimmer.
Synonyms
promptly readily instantly without delay straightaway decisively immediately
Antonyms
hesitantly reluctantly tentatively cautiously uncertainly waveringly slowly