Meaning

noun the property of giving little resistance to pressure and being easily cut or molded

noun poor physical condition; being out of shape or out of condition (as from a life of ease and luxury)

noun the quality of weather that is deliciously mild and soothing

originFrom Middle English softnesse, from Old English sōftnes, alteration of earlier sēftnes. Equivalent to soft + -ness.

Etymology from Wiktionary, CC BY-SA 3.0