Sufficient (5)

'sufficient' is the definition.
(both can mean enough)
This is all the clue.
(Other definitions for ample that I've seen before include "Buxom" , "Generous" , "Spacious" , "Full-figured" , "Bulky" .)
(Other definitions for great that I've seen before include "Chief - weighty" , "Of considerable size" , "Of major significance - very good" , "Brunel's third and last steamship" , "The Plough" .)
'sufficient' is the definition.
(similar in meaning)
This is the entire clue.
(Other definitions for adequate that I've seen before include "Satisfactory, good enough" , "Sufficient or all right" , "Enough to meet a purpose" , "plenty" , "Good enough, acceptable" .)
'sufficient' is the definition.
(similar in meaning)
This is all the clue.
(Other definitions for enough that I've seen before include "As much as required" , "The quantity needed, sufficient" , "To the required extent" , "` `A word to the wise is ......' '" , "As much as needed" .)