Learn how to say Gargoyle correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word gargoyle:
a grotesque carved human or animal face or figure projecting from the gutter of a building, typically acting as a spout to carry water clear of a wall.
Middle English: from Old French gargouille ‘throat’, also ‘gargoyle’ (because of the water passing through the throat and mouth of the figure); related to Greek gargarizein ‘to gargle’ (imitating the sounds made in the throat)
Remember that gargoyle ends with -oyle.