2205  zelos  dzay'-los

 from 2204; properly, heat, 
i.e. (figuratively) "zeal" 
(in a favorable sense, ardor; 
in an unfavorable one, 
jealousy, as of a husband 
(figuratively, of God), or an 
enemy, malice):--emulation, 
envy(-ing), fervent mind, 
indignation, jealousy, zeal.

 see GREEK for 2204