a Judas
/ə ˈdʒuːdəs/
a betrayer, especially one who appears loyal
a Judas in a sentence
“He seemed supportive but proved to be a Judas.”
Origin of a Judas
From Judas Iscariot, who betrayed Jesus for thirty silver pieces
Related Words
good Samaritan
someone who helps strangers in need
prodigal
wastefully extravagant, or someone who returns after a period of excess
salt of the earth
fundamentally good and honest people
cast the first stone
to be the first to criticize when one is not blameless
forbidden fruit
something desirable but prohibited
David and Goliath
a confrontation where a small underdog faces a powerful opponent