Strong's H5068 · Hebrew

nadab

naw-dab'

a primitive root; to impel; hence, to volunteer (as a soldier), to present spontaneously

Scholarly Lexicons

Brown-Driver-Briggs (BDB)

 H5068 נָדַב incite , impel . whose heart incited . . volunteer . offer free-will-offerings  

Brown-Driver-Briggs Hebrew Lexicon (BDB), 1906 — public domain