The addition of younger persons to this council by co-optation is an improvement on the governing body of the Republic.
"Laws" by Plato
These two, also on oath, are to add by co-optation ten more for the jury of the hundred.
"Our Legal Heritage, 5th Ed." by S. A. Reilly
The co-optation of officials is merely a co-optation by elimination.
"The Cult of Incompetence" by Emile Faguet
The remaining eight were to be co-optative.
"A History of Giggleswick School" by Edward Allen Bell