irregular

As an adjective irregular is

irregular.

Casual is a related term of irregular.

As adjectives the difference between casual and irregular

is that casual is happening by chance while irregular is irregular.

As a noun casual

is (british|nz) a worker who is only working for a company occasionally, not as its permanent employee.

Irregular is a related term of misbegotten.

As adjectives the difference between irregular and misbegotten

is that irregular is irregular while misbegotten is (of a person).

As a noun misbegotten is

.

Irregular is a related term of fickle.

As adjectives the difference between irregular and fickle

is that irregular is irregular while fickle is quick to change one’s opinion or allegiance; insincere; not loyal or reliable.

As a verb fickle is

to deceive; flatter.

Irregular is a synonym of indecorous.

As adjectives the difference between irregular and indecorous

is that irregular is irregular while indecorous is improper, immodest or indecent.

Irregular is a related term of insane.

As adjectives the difference between irregular and insane

is that irregular is irregular while insane is exhibiting unsoundness or disorder of mind; not sane; mad; deranged in mind; delirious; distracted .

As an adjective irregular

is irregular.

As a noun phenomenon is

an observable fact or occurrence or a kind of observable fact or occurrence.

As nouns the difference between taxonomy and irregular

is that taxonomy is the science or the technique used to make a classification while irregular is a soldier who is not a member of an official military force and, often, does not follow regular army tactics.

As an adjective irregular is

nonstandard; not conforming to rules or expectations.

As adjectives the difference between irregular and random

is that irregular is nonstandard; not conforming to rules or expectations while random is having unpredictable outcomes and, in the ideal case, all outcomes equally probable; resulting from such selection; lacking statistical correlation.

As nouns the difference between irregular and random

is that irregular is a soldier who is not a member of an official military force and, often, does not follow regular army tactics while random is a roving motion; course without definite direction; lack of rule or method; chance.

Irregular is a synonym of anomalous.

As adjectives the difference between anomalous and irregular

is that anomalous is deviating from the normal; aberrant or abnormal while irregular is nonstandard; not conforming to rules or expectations.

As a noun irregular is

a soldier who is not a member of an official military force and, often, does not follow regular army tactics.