1. In a playful or sportive manner.

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

• playfull,
• pianfully,
• plafully,
• prayfully,
• playfuil,
• peacfully,
• playfuly,
• playfule,
• prayfull,
• palyfully,
• playfullyi,
• olayfully,
• llayfully,
• -layfully,
• playfiully,
• playfullly,
• playfulli,
• Plaugully,
• Placculla,
• Plaxulla

• playfellow,
• playfulness,
• playful,
• playbill,
• play false.

The adjective form of "playfully" is "playful".

The plural form of the word "playfully" is "playfully." The word does not change in its plural form.

The singular form of the word "playfully" is "playful"