irregular

As adjectives the difference between irregular and crooked

is that irregular is nonstandard; not conforming to rules or expectations while crooked is not straight; having one or more bends or angles.

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.

As a verb crooked is

past tense of crook.

Irregular is a related term of modifiable.

As adjectives the difference between irregular and modifiable

is that irregular is irregular while modifiable is capable of being modified; subject to modification.

As adjectives the difference between unwarranted and irregular

is that unwarranted is not warranted; unjustified; being without warrant, authority, or guaranty; unwarrantable 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.

Irregular is a related term of confused.

As adjectives the difference between irregular and confused

is that irregular is irregular while confused is (lb) unable to think clearly or understand.

As a verb confused is

(confuse).

As a noun variety

is the quality of being varied; diversity.

As an adjective irregular is

irregular.

Irregular is a related term of unruly.

As adjectives the difference between irregular and unruly

is that irregular is irregular while unruly is wild; uncontrolled.

Irregular is a synonym of immoderate.

As adjectives the difference between irregular and immoderate

is that irregular is irregular while immoderate is excessive or lacking, not consistent.

As adjectives the difference between formless and irregular

is that formless is without form; shapeless while irregular is irregular.

As adjectives the difference between irregular and turbulent

is that irregular is nonstandard; not conforming to rules or expectations while turbulent is violently disturbed or agitated; tempestuous, tumultuous.

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.

Irregular is a related term of uncertain.

As adjectives the difference between irregular and uncertain

is that irregular is irregular while uncertain is not certain; unsure.