FROM STRONG’S GREEK DICTIONARY (1890)

Strong’s Greek Dictionary (1890) — public domain, printed whole.

zeloo ζηλόω ζηλεύω — dzay-lo'-o — from 2205; to have warmth of feeling for or against:--affect, covet (earnestly), (have) desire, (move with) envy, be jealous over, (be) zealous(-ly affect).

see GREEK for 2205