Difference between Insufficient and Ample

INSUFFICIENT vs AMPLE: ADJECTIVE

Of a quantity not able to fulfill a need or requirement
Not sufficient; not enough; inadequate to any need, use, or purpose.
Wanting in strength, power, ability, capacity, or skill; incompetent; incapable; unfit.
Not sufficient.
Not sufficient; inadequate.

Fairly large
Affording an abundant supply
More than enough in size or scope or capacity
Of large or great size, amount, extent, or capacity: : spacious.
Fully sufficient to meet a need or purpose: : plentiful.
Plump or bulky.
Large; great in size, extent, capacity, or bulk; spacious; roomy; widely extended.
Fully sufficient; abundant; liberal; copious
Not contracted of brief; not concise; extended; diffusive.
Not contracted or brief; not concise; extended; diffusive; as, an ample narrative.

Not sufficient; lacking in what is necessary or required; deficient in amount, force, or fitness; inadequate; incompetent: as, insufficient provision or protection; insufficient motives.

Fairly large in size
Synonyms Ample, Copious, Plenteous, spacious, roomy, extensive, extended, wide, capacious, abundant, sufficient, full, enough, unrestricted, plenary, unstinted. (See lists under abundant and large.) Ample, in its more common uses, has reference to the sufficiency of the supply for every need; copious carries with it the idea of the unfailingness of the source; while plenteous usually indicates largeness of quantity in actual possession: as, ample stores or resources; a copious supply of materials; a plenteous harvest.
Fully sufficient for any purpose, or for the purpose specified; abundant; liberal; plentiful: as, ample provision for the table.
Large in kind or degree; having full scope or extent; copious; unrestricted; unrestrained: as, an ample narrative; to give ample praise, or do ample justice.
Large in dimensions; of great size, extent, capacity, or bulk; wide; spacious; extended.

Adequate, Sufficient, Shy, Too little, Lean, Light, Short, Low, Depleted, Skimpy, Poor, Scarce, Scant, Deficient, Inadequate

Adequate, Wide cut, Rich, Big, Wide, Generous, Good, Large, Plenteous, Full, Sizeable, Sizable, Plentiful, Copious, Abundant

Adequate, Sufficient, Too little, Shy, Lean, Light, Short, Low, Depleted, Skimpy, Poor, Scarce, Scant, Deficient, Inadequate

Adequate, Wide cut, Rich, Big, Wide, Generous, Good, Large, Plenteous, Full, Sizeable, Sizable, Plentiful, Copious, Abundant

Offers with insufficient information are liable to rejection.
Insufficient number of arguments or no entry found.
Insufficient attributes were given to create an object.
Mere knowledge of likelihood is legally insufficient proof.
Bank and the amount of interest was insufficient.
If there are insufficient facts in the affidavit there may be insufficient evidence for the Court to come to the desired finding.
If we return a postdated item because of insufficient funds in your Account, you will be subject to the insufficient funds penalty.
TKis causes insufficient voltage at motor induction and results in excessive output current but insufficient output torque.
Evidence was insufficient if there were no relevant trials or data were insufficient.
An insufficient sacrifice could not justify those who suffer from insufficient righteousness.

Size is more than ample for each company.
The Schema Pro has ample space for widgets.
In these cases the court have ample discretion.
Plan for ample elements of fun and humor.
Kagan will be given ample opportunity to respond.
The eve is celebrated in ample different ways.
Toilet facilities and ample car parking for customers.
Property features ample parking in sprawling onsite lot.
Ample study material: There is ample study material available for this subject.
Strong whitetail and turkey populations, with ample cover and ample food sources for both.