caun pl. conin means "prince, ruler". Related to the Quenya cáno.
Derivative of this word is condir. It is found in names like Fingon, Turgon and perhaps Argonui
caun means "valour". Perhaps it's related to the above. See also cánë.
caun pl. conath also means "outcry, clamor".
Derivative is perhaps naergon