The story
- Old English · inherited fromlīþnes“softness; gentleness; mildness; lenity; kindness”
- Middle English · inherited fromlithnesse
- English todaylitheness
From Middle English lithnesse, lythnesse, lythnes, from Old English līþnes (“softness; gentleness; mildness; lenity; kindness”), equivalent to lithe + -ness.
Etymology from Wiktionary, CC BY-SA 4.0.