copious
Concise Oxford English Dictionary © 2008 Oxford University Press:
copious/ˈkəʊpiəs/
▶adjective abundant in quantity or supply.
– derivatives
copiously adverb,
copiousness noun.
copiously adverb,
copiousness noun.
– origin ME: from OFr. copieux or L. copiosus, from copia ‘plenty’.
'copious' also found in these Oxford entries:

