idiotic

As adjectives the difference between idiotic and idempotent

is that idiotic is pertaining to or resembling an idiot; afflicted with idiocy while idempotent is (mathematics|computing) describing an action which, when performed multiple times, has no further effect on its subject after the first time it is performed.

As a noun idempotent is

(mathematics) an idempotent element.

As adjectives the difference between banal and idiotic

is that banal is common in a boring way, to the point of being predictable; containing nothing new or fresh while idiotic is pertaining to or resembling an idiot; afflicted with idiocy.

As adjectives the difference between dumbass and idiotic

is that dumbass is stupid, foolish while idiotic is pertaining to or resembling an idiot; afflicted with idiocy.

As a noun dumbass

is (us|vulgar|slang) a stupid or foolish person.

As adjectives the difference between retarded and idiotic

is that retarded is delayed; delayed in development, hindered; impeded while idiotic is pertaining to or resembling an idiot; afflicted with idiocy.

As a verb retarded

is (retard).

As adjectives the difference between idiotic and idiomatic

is that idiotic is pertaining to or resembling an idiot; afflicted with idiocy while idiomatic is pertaining or conforming to the mode of expression characteristic of a language.

Weak is a related term of idiotic.

As adjectives the difference between weak and idiotic

is that weak is lacking in force (usually strength) or ability while idiotic is pertaining to or resembling an idiot; afflicted with idiocy.

Idiotic is a related term of unreasonable.

As adjectives the difference between idiotic and unreasonable

is that idiotic is pertaining to or resembling an idiot; afflicted with idiocy while unreasonable is not reasonable.

As a noun goof

is (us) a mistake or error,.

As a verb goof

is (us) to make a mistake.

As an adjective idiotic is

pertaining to or resembling an idiot; afflicted with idiocy.

As adjectives the difference between idiotic and psychotic

is that idiotic is pertaining to or resembling an idiot; afflicted with idiocy while psychotic is of, related to, or suffering from psychosis.

As a noun psychotic is

a person affected by psychosis.