קַדְרוּת (qadrûwthkad-rooth'noun|femininedarkness)
[Heb] קַדְרוּת ETCBC: קַדְרוּת‎ (subs|darkness) OSHL: s.am.ab TWOT: 1989a GK: H7725 Greek: σκότος
Derivation: from קָדַר;
Strong's: duskiness
KJV: blackness.