1. Destitute of the sun or its rays; shaded.

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

• unlese,
• unlees,
• spinless,
• anless,
• bonless,
• stanless,
• inless,
• souless,
• saless,
• semless,
• supliess,
• unles,
• unnless,
• unloess,
• onless,
• scaless,
• sensless,
• unlless,
• sainless,
• sefless

• sinless.

The adjective form of "sunless" is "sunless".

The plural form of the word "sunless" is "sunlesses".

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