леность

Etymology
, based on ; compare 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬, 🇨🇬, etc., based on a no-longer existing adjectival form of , replaced in modern Russian with (but dialectal  is still found).

Noun

 * 1) laziness, indolence, idleness, sloth