irregular

Irregular is a synonym of extraordinary.

As adjectives the difference between extraordinary and irregular

is that extraordinary is not ordinary; exceptional; unusual 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 rare.

As adjectives the difference between irregular and rare

is that irregular is irregular while rare is (cooking|particularly meats) cooked very lightly, so the meat is still red (in the case of steak or beef in the general sense) or rare can be very uncommon; scarce or rare can be (obsolete) early.

As a verb rare is

(us|intransitive) to rear, rise up, start backwards.

New is a related term of irregular.

As an interjection new

is mew, meow, miaow.

As an adjective irregular is

irregular.

As adjectives the difference between incident and irregular

is that incident is arising as the result of an event, inherent while irregular is irregular.

As a noun incident

is an event or occurrence.

Irregular is a related term of immethodical.

As adjectives the difference between irregular and immethodical

is that irregular is irregular while immethodical is unmethodical.

Irregular is a related term of violent.

As adjectives the difference between irregular and violent

is that irregular is irregular while violent is involving extreme force or motion.

As a verb violent is

(archaic) to urge with violence.

As a noun violent is

(obsolete) an assailant.

As adjectives the difference between impure and irregular

is that impure is not pure while irregular is nonstandard; not conforming to rules or expectations.

As a verb impure

is to defile; to pollute.

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 riotous.

As adjectives the difference between irregular and riotous

is that irregular is irregular while riotous is having the characteristics of a riot.

Inofficial is a synonym of irregular.

As adjectives the difference between inofficial and irregular

is that inofficial is (l) while irregular is irregular.

Irregular is a related term of unceremonious.

As adjectives the difference between irregular and unceremonious

is that irregular is irregular while unceremonious is not ceremonious.