impeccable

As adjectives the difference between sinless and impeccable

is that sinless is without sin; never having sinned while impeccable is perfect, without faults, flaws or errors.

As an adjective impeccable

is perfect, without faults, flaws or errors.

As a proper noun fair is

.

As adjectives the difference between impeccable and barbaric

is that impeccable is perfect, without faults, flaws or errors while barbaric is of or relating to a barbarian; uncivilised, uncultured or uncouth.

As adjectives the difference between impeccable and unimpeachable

is that impeccable is perfect, without faults, flaws or errors while unimpeachable is not able to be impeached or reproached.

As adjectives the difference between impeccable and impeachable

is that impeccable is perfect, without faults, flaws or errors while impeachable is able to be impeached (of a person).

As adjectives the difference between unpeckable and impeccable

is that unpeckable is impossible to peck while impeccable is perfect, without faults, flaws or errors.

As adjectives the difference between impeccable and irreproachable

is that impeccable is perfect, without faults, flaws or errors while irreproachable is free from blame, not open to reproach or criticism; blameless.

As adjectives the difference between impeccable and faulty

is that impeccable is perfect, without faults, flaws or errors while faulty is having or displaying faults; not perfect; not adequate or acceptable.

As adjectives the difference between impeccable and indefeasible

is that impeccable is perfect, without faults, flaws or errors while indefeasible is not liable to being annulled or declared void.

As an adjective impeccable

is perfect, without faults, flaws or errors.

As a noun perfection is

the quality or state of being perfect or complete, so that nothing requisite is wanting; entire development; consummate culture, skill, or moral excellence; the highest attainable state or degree of excellence; maturity; as, perfection' in an art, in a science, or in a system; '''perfection''' in form or degree; fruits in ' perfection .

As a verb perfection is

(obsolete|transitive) to perfect.