1. Expended to no purpose.

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

• mispelt,
• mispent,
• missprint,
• sspent,
• isspent,
• missint,
• missspent,
• misppint,
• misspens,
• mispend,
• misovet,
• mispont,
• misseen,
• misseet,
• missett,
• Misspaech,
• misepent,
• Mysspent,
• missement,
• misusment

• misspend,
• misshapen.

The adjective form of "misspent" is "wasted".

The plural form of "misspent" is "misspents".

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