Repellency :: Repellency (n.) The principle of repulsion; the quality or capacity of repelling; repulsion.
Repellent :: Repellent (a.) Driving back; able or tending to repel.
Repellent :: Repellent (n.) A remedy to repel from a tumefied part the fluids which render it tumid.
Repeller :: Repeller (n.) One who, or that which, repels..