copious

(s) large in number or quantity (especially of discourse)
- she took copious notes
- a subject of voluminous legislation
voluminous,
(s) affording an abundant supply
- had ample food for the party
- copious provisions
- food is plentiful
- a plenteous grape harvest
- a rich supply
plenteous, ample, plentiful, rich,

voluminous plenteous ample plentiful rich

copiously copiousness