1. The state or habit of being cleanly.

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

• clenliness,
• cleaniliness,
• cleanlnesss,
• cleanlyness,
• clealiness,
• cleaniness,
• cleaniless,
• cleanslyness,
• cleanleyness,
• clenlyness,
• cleanlniss,
• cleanlines,
• clenleness,
• cleanlinees,
• cleanlieness,
• cleanliess,
• cleanleness,
• cleanilness,
• cleandlyness,
• cleanlisness

• clean-living.

The adjective form of the word "cleanliness" is "clean".

The plural of the "cleanliness" can be the "cleanlinesses".

The singular of the "cleanliness" can be the "cleanliness".