As adjectives the difference between adept and inadept

is that adept is well skilled; completely versed; thoroughly proficient while inadept is not adept.

As a noun adept

is one fully skilled or well versed in anything; a proficient; as, adepts in philosophy.

As adjectives the difference between adventurous and inadventurous

is that adventurous is inclined to adventure; willing to incur risks; prone to embark in hazardous enterprise; rashly daring while inadventurous is not adventurous.

As an adjective inaccessible

is not able to be accessed; out of reach; inconvenient.

As a noun inaccessible

is (mathematics) an uncountable regular cardinal number that is a limit cardinal.

As an adverb inaccessibly is

in an inaccessible manner.

As adjectives the difference between authoritative and inauthoritative

is that authoritative is arising or originating from a figure of authority while inauthoritative is not authoritative.

As adjectives the difference between avertible and inavertible

is that avertible is capable of being averted; preventable while inavertible is not avertible.

As adjectives the difference between appropriable and inappropriable

is that appropriable is able to be appropriated while inappropriable is not appropriable.

As an adjective inapt

is unapt; not apt; unsuitable; inept.

As a noun inaptitude is

the quality of being inapt.

As adjectives the difference between unavoidable and inavoidable

is that unavoidable is impossible to avoid; bound to happen while inavoidable is unavoidable.

As a noun unavoidable

is something that cannot be avoided.

As an adjective inapplicable

is not applicable; incapable of being applied; not adapted; not suitable; as, the argument is inapplicable to the case.

As an adverb inapplicably is

in an inapplicable manner.

As a verb assimilate

is to incorporate nutrients into the body, especially after digestion.

As an adjective inassimilable is

that cannot be assimilated.