Brown-Driver-Briggs (BDB)
H6666
H6666 צְדָקָה righteousness . righteousness , in government . God's attribute as sovereign . righteousness , in a case or cause . righteousness = truthfulness . righteousness , as ethically right . righteousness as vindicated, justification , salvation , etc. . pl. righteous acts
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain