It is the unwarranted fear of having a penile erection, also of imagining or seeing it. It could also be the "fear of the itinephal amulet" , but I don't think it exists. It is formed by the Greek voices ???? ( íthys "straight") ?????? ( phallós "penis" ) . See also coitophobia, colpophobia, eurotophobia, genophobia, genitophobia, erotophobia, malaxophobia, sarmasophobia.