ὑπόφθονος
From LSJ
ὃν οὐ τύπτει λόγος οὐδὲ ῥάβδος → if words don't get through, neither a beating will | if the carrot doesn't work, the stick will not work either | whom words do not strike, neither does the rod
English (LSJ)
ον,
A somewhat jealous, only in Adv., ὑποφθόνως ἔχειν πρός τινα behave somewhat jealously towards one, Id.HG7.1.26.
German (Pape)
[Seite 1239] ein wenig neidisch; ὑποφθόνως ἔχειν πρός τινα, neidisch, übel gesinnt sein gegen Einen, Xen. Hell. 7, 1,26.