1. In a healthy manner.

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

• heathily,
• heathly,
• healthny,
• wealthly,
• healthyl,
• healthty,
• healthly,
• healthir,
• healthing,
• healthaly,
• healthl,
• healthi,
• healtly,
• healthyly,
• healthuy,
• healthey,
• healily,
• healththy,
• helthily,
• helathily

• healthier,
• healthful,
• health,
• helotiales,
• healthy.

The adjective form of the word "healthily" is "healthy".

The plural form of the word "healthily" is "healthily". The word "healthily" is an adverb, and adverbs do not have plural forms.

The singular form of the word "healthily" is "healthy"