• IPA: /ˈplɛn.ti.əs/

plenteous

1. In plenty; abundant.

   His farm, though small, nevertheless allowed him a plenteous supply of healthy food.

   • 1667, John Milton, “Book 10”, in Paradise Lost. A Poem Written in Ten Books, London: Printed [by Samuel Simmons], and are to be sold by Peter Parker […] [a]nd by Robert Boulter […] [a]nd Matthias Walker, […], OCLC 228722708 ↗; republished as Paradise Lost in Ten Books: The Text Exactly Reproduced from the First Edition of 1667: […], London: Basil Montagu Pickering […], 1873, OCLC 230729554 ↗:

     Reaping plenteous crop.

2. (obsolete) Having plenty; abounding; rich.
   • 1611, The Holy Bible, […] (King James Version), imprinted at London: By Robert Barker, […], OCLC 964384981 ↗, Deuteronomy 28:11 ↗:

     The Lord shall make thee plenteous in goods.

• plenteously
• plenteousness
• plentiful
• plenty