1. To a great depth; profoundly; with great emotion; gravely; with profound skill.

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

• deebly,
• deeeply,
• deepth,
• deepily,
• dupply,
• depley,
• delploy,
• deaply,
• deplay,
• cheeply,
• deepy,
• deeplly,
• redeply,
• desplay,
• deelay,
• dedly,
• deapl,
• peeple,
• deepr,
• disply

• deepen,
• deep,
• duel,
• devil,
• Dimply,
• reply,
• deal,
• deli,
• delay,
• peel,
• del.,
• dearly,
• depalo,
• Debell,
• deeper,
• repel,
• deadly,
• depaul,
• deploy.

The adjective form of the word "deeply" is "deep".

The plural form of the word "deeply" is "deeplys." However, it is important to note that "deeply" is an adverb and does not typically have a plural form since adverbs do not change when used in plural.

The singular form of the word "deeply" is "deeply".