Etymology of the Latin word copiosus
the Latin word
copiosus (eloquent, w, plentiful command of the language; plentiful, copious, abundant)
derived from the Medieval Latin word
copia (copy; number, amount, quantity; plenty, abundance, supply)
derived from the Proto-Indo-European root
*op-Derivations in other languages
English
copious, French
copieux, Italian
copioso, Portuguese
copioso, Spanish
copioso