chalice (chalices plural )
1 n-count A chalice is a large gold or silver cup with a stem. Chalices are used to hold wine in the Christian service of Holy Communion.
2 If you refer to a job or an opportunity as a poisoned chalice, you mean that it seems to be very attractive but you believe it will lead to failure.
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poisoned chalice phrase
He does not regard his new job as a poisoned chalice...