1. In an audible manner.

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

• assibly,
• autible,
• audable,
• audibal,
• audibily,
• sudible,
• audioly,
• auddible,
• audiably,
• audiable,
• audioble,
• auditble,
• affibly,
• laudible,
• audibale,
• audibley,
• audably,
• audibilty,
• auidible,
• audilbly

• audibility,
• audible.

The adjective form of the word "audibly" is "audible".

The plural form of "audibly" is "audiblys." However, it is uncommon to use the plural form of this word as it is typically used as an adverb and doesn't typically require a plural form.

The singular form of the word "audibly" is "audible"