Feminine of atsel; (as abstractly) indolence -- slothfulness.
see HEBREW atsel
H6103. atslah
עֵצְלָה noun feminine sluggishness; — ׳י Proverbs 19:15; dual intensive עֲצַלְתַּיִם Ecclesiastes 10:18 double (i.e. great) sluggishness (so Thes De and others; read then perhaps עֵצְלָתַיִם; > from עָצֵל a sluggish pair, i.e. hands Ew and others), but improbable; "" יָדַיִם שִׁפְלוּת, whence Bi conjectures עֵצְלוּת, Siegf יָדַיִם עֵצְלַת.