IPA: /ɛˈfɪdʒiəl/
KK: /ɛfˈɪdʒiəl/
Connected to or resembling an effigy, which is a sculpture or model of a person.
The artist created an effigial representation of the historical figure for the exhibition.
Effigial → It is derived from "effigies" (from Latin *effigies*, meaning likeness or image) and the suffix "-al" (meaning pertaining to). The word "effigial" refers to something that pertains to or resembles an image or likeness.
Think of 'effigies' which means likeness or image, and remember that 'effigial' relates to something that pertains to an image.
No commonly confused words.