Difference between Insufficient and Lacking

INSUFFICIENT vs LACKING: NOUN

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

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

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

Inexistent, Sans, Poor, Absence, Failing, Flawed, Insufficient, Devoid, Bereft, Wanting, Missing, Absent, Nonexistent, Inadequate, Deficient

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

Inexistent, Sans, Poor, Absence, Failing, Flawed, Insufficient, Devoid, Bereft, Wanting, Missing, Absent, Nonexistent, Inadequate, Deficient

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.

But what if your Scrum experience is lacking?
However, available data on both groups are lacking.
Intel release lacking support for the Classic environment.
Biggs found the investigative file lacking in information.
Physical accessibility and accommodations tend to be lacking.
Hence, an established, unifying definition is still lacking.
Few men are lacking in capacity, but they fail because they are lacking in application.
If anything is lacking at the outset, every effort will be made to establish what is lacking before trial.
Additionally, failure to pay taxes may result in the company lacking good standing and therefore lacking capacity to sue.
Worn, six bindings lacking paper labels, one lacking paper covering on spine, foxing throughout.