What's the difference between polemy and poley?

Polemy

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Definition:

• (n.) Warfare; war; hence, contention; opposition.

Example Sentences:

Poley

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Definition:

• (n.) See Poly.
• (a.) Without horns; polled.

Example Sentences:

• (1) Ian Poley is a former semi-professional rugby player who is now in his 13th year of teaching at Pencoed school , Bridgend.
• (2) Trapdoor fractures of the floor of the orbit were first described in 1965 by Soll and Poley.
• (3) Using the modified Poley method, it was possible to demonstrate the compression mark in corpses even when post-mortem changes were advanced.
• (4) A modified Poley's acid fuchsin-methyl green stain was used to demonstrate ligature marks in tissues taken at autopsy.