The term 'great amount' can be defined by MANY words, including 'MUCH' (4 letters), 'LOT' (3 letters), 'ABUNDANCE' (9 letters), 'SCAD' (4 letters), 'MYRIAD' (6 letters), 'TON' (3 letters), 'MANY' (4 letters), 'SEA' (3 letters), 'alot' (4 letters), 'MINT' (4 letters), 'REAM' (4 letters), 'SLEW' (4 letters), 'OCEAN' (5 letters), 'REAMS' (5 letters), and 'OODLES' (6 letters). All of these words refer to a large quantity of something, and can be used to describe a great amount.