1. Readily; quickly.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• promptor,
• promtely,
• propptly,
• promptley,
• propmptly,
• promiltly,
• promptyly,
• prmptly,
• propetly,
• promply,
• prompte,
• proptly,
• prompley,
• promtly,
• promplty,
• promotly,
• promoptly,
• prompltley,
• propmtly,
• promptely

• prim up,
• pre-emption,
• prompt box,
• primp,
• prompt copy,
• prompt,
• preempt,
• promptbook,
• pre-emptor,
• promptness,
• prompting,
• promptitude,
• prompter.

The adjective form of the word "promptly" is "prompt".

The plural form of the word "promptly" is "promptlies". However, it is worth noting that "promptly" is not commonly used as a plural noun, and is mostly used as an adverb.

The singular form of the word "promptly" is "prompt"