/ ɪnˈvɪdiəs; NAmE / adjective
( formal ) unpleasant and unfair; likely to offend sb or make them jealous :
We were in the invidious position of having to choose whether to break the law or risk lives.
It would be invidious to single out any one person to thank.
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WORD ORIGIN
early 17th cent.: from Latin invidiosus , from invidia , from invidere regard maliciously, grudge, from in- into + videre to see.