1. The state of being thin; tenuity; rareness; exility; paucity.

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

• thiners,
• thichness,
• thikness,
• chinnesse,
• thinngs,
• thckness,
• thiness,
• thinkss,
• thinest,
• thicness,
• thinnks,
• thinkness,
• buinness,
• thingss,
• thinkes,
• thingers,
• thinges,
• thiknes,
• thinnesss,
• hiness

• thawing,
• thunnus,
• thanks,
• thames,
• thence,
• thomes,
• things.

The adjective form of the word "thinness" is "thin".

The plural of the "thinness" can be the "thinnesses".

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