subcategories:
(1) One/unilateral
(2) Two/bifocals
(3) Tri/tripod
(4) Quad/Quadriplegic
(5) Few
(6) Many
(7) Most
Seven categories of prefixes, 4/7 quantity.
subcategories:
(1) One/unilateral
(2) Two/bifocals
(3) Tri/tripod
(4) Quad/Quadriplegic
(5) Few
(6) Many
(7) Most