Jealously

from WordNet (r) 3.0 (2006)

jealously
    adv 1: with jealousy; "he guarded his privacy jealously"
    2: with jealousy; in an envious manner; "he looked at his
       friend's new car jealously" [syn: {enviously}, {covetously},
       {jealously}]

from The Collaborative International Dictionary of English v.0.48

Jealously \Jeal"ous*ly\, adv.
   In a jealous manner.
   [1913 Webster]