Prefex for a number of rare terms pertaining to the penis , most of which were coined by J.E. Schmidt ( Lecher's Lexicon 1967).
- ithyalgia , a painful erection.
- ithyphallalgia , a painful erection of the phallus .
- ithyfacient , causing the erection of the penis .
- ithygenic , causing the erection of the penis.
Or as used in common conversation "dude, I'm feeling like Ithy today", "Jesus, Ive got a proper Ithy-on today fella!"