Brown-Driver-Briggs (BDB)
H349a
H349a אֵיךְ . interrog . How? . as an exclam . How! H349b אֵיכָה . interrog . In what manner? . as an exclam . How! H349c אֵיכָ֫כָה (Ct) אֵֽיכָכָ֫ה (Est) How?
Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain