1. In a mean, paltry manner.

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

• loosly,
• lucily,
• losely,
• housely,
• lasily,
• lousey,
• lovily,
• losly,
• lukily,
• lounly,
• possily,
• loudlly,
• lonily,
• lously,
• lossly,
• lossely,
• cousil,
• closily,
• doutily,
• loosely

• lousy,
• busily,
• lousier.

The adjective form of "lousily" is "lousy".

The plural form of the word "lousily" is "lousilies." However, it is worth noting that "lousily" is not a noun, but rather an adverb, so the plural form is not commonly used.

The singular form of "lousily" is "lousy"