What is another word for irregular?

Synonyms for irregular
ɪˈrɛg yə lərir·reg·u·lar

This thesaurus page is about all possible synonyms, equivalent, same meaning and similar words for the term irregular.


  1. irregularnoun


  2. irregularadjective

    Nonstandard; not conforming to rules or expectations.


  3. irregularadjective


English Synonyms and Antonyms

  1. irregular

    broken, hilly, inclined, rolling, rough, rugged, slanting, sloping, uneven

    even, flat, horizontal, level, plain, plane

Princeton's WordNet

  1. guerrilla, guerilla, irregular, insurgentnoun

    a member of an irregular armed force that fights a stronger force by sabotage and harassment

    freedom fighter, rebel, insurrectionist, second, guerilla, insurgent, guerrilla

    timed, official, well-ordered, rule-governed, first-string, full-time, regular, stock, standard, prescribed, perfect, uniform, even, normal, continual, lawful, conventional, weak, standing

  2. irregular, secondadjective

    merchandise that has imperfections; usually sold at a reduced price without the brand name

    endorsement, second base, instant, insurgent, secondment, s, minute, second gear, second, moment, indorsement, guerilla, guerrilla, sec, mo, bit, arcsecond

    timed, regular, even, continual, perfect, rule-governed, stock, normal, weak, full-time, first-string, official, well-ordered, standard, conventional, lawful, uniform, standing, prescribed

  3. irregularadjective

    contrary to rule or accepted order or general practice

    "irregular hiring practices"

    maverick, atypical, unpredictable, unorthodox, temporary

    even, perfect, continual, lawful, rule-governed, stock, prescribed, uniform, regular, weak, standard, well-ordered, official, standing, timed, full-time, normal, first-string, conventional

  4. irregular, unpredictableadjective

    not occurring at expected times

    maverick, atypical, unpredictable, unorthodox, temporary

    continual, well-ordered, timed, weak, even, official, prescribed, lawful, stock, uniform, standing, conventional, perfect, full-time, normal, rule-governed, regular, first-string, standard

  5. irregularadjective

    (used of the military) not belonging to or engaged in by regular army forces

    "irregular troops"; "irregular warfare"

    maverick, atypical, unpredictable, unorthodox, temporary

    stock, conventional, continual, weak, timed, rule-governed, even, full-time, first-string, regular, prescribed, official, perfect, lawful, normal, well-ordered, uniform, standard, standing

  6. irregularadjective

    (of solids) not having clear dimensions that can be measured; volume must be determined with the principle of liquid displacement

    maverick, atypical, unpredictable, unorthodox, temporary

    standard, normal, regular, prescribed, well-ordered, uniform, perfect, official, continual, rule-governed, weak, timed, stock, conventional, first-string, standing, even, lawful, full-time

  7. irregularadjective

    falling below the manufacturer's standard

    "irregular jeans"

    maverick, atypical, unpredictable, unorthodox, temporary

    continual, rule-governed, standing, official, regular, standard, prescribed, uniform, stock, weak, timed, lawful, conventional, normal, even, first-string, full-time, perfect, well-ordered

  8. atypical, irregularadjective

    deviating from normal expectations; somewhat odd, strange, or abnormal

    "these days large families are atypical"; "atypical clinical findings"; "atypical pneumonia"; "highly irregular behavior"

    maverick, atypical, untypical, unorthodox, unpredictable, temporary

    conventional, stock, official, lawful, weak, uniform, perfect, regular, prescribed, first-string, full-time, timed, even, normal, standing, continual, well-ordered, rule-governed, standard

  9. irregular, temporaryadjective

    lacking continuity or regularity

    "an irregular worker"; "employed on a temporary basis"

    maverick, atypical, unpredictable, unorthodox, impermanent, temporary

    prescribed, conventional, lawful, official, continual, regular, rule-governed, normal, standing, full-time, stock, perfect, well-ordered, weak, uniform, even, standard, timed, first-string

  10. irregularadjective

    (of a surface or shape); not level or flat or symmetrical

    "walking was difficult on the irregular cobblestoned surface"

    maverick, atypical, unpredictable, unorthodox, temporary

    even, standing, lawful, perfect, first-string, full-time, weak, uniform, timed, regular, continual, prescribed, rule-governed, normal, standard, conventional, stock, well-ordered, official

  11. irregular, maverick, unorthodoxadjective

    independent in behavior or thought

    "she led a somewhat irregular private life"; "maverick politicians"

    maverick, atypical, unpredictable, unorthodox, temporary

    normal, regular, timed, stock, full-time, even, rule-governed, prescribed, uniform, well-ordered, lawful, official, standard, conventional, weak, continual, perfect, first-string, standing

Matched Categories

Dictionary of English Synonymes

  1. irregularadjective

    anomalous, abnormal, anomalistic, unusual, unconformable, aberrant, exceptional, eccentric, erratic, devious

  2. irregularadjective

    uncertain, unpunctual, capricious, desultory, fitful, variable, changeable, not uniform

  3. irregularadjective

    immethodical, out of order, unsymmetrical

  4. irregularadjective

    disorderly, inordinate, immoral, wild

Synonyms, Antonyms & Associated Words

  1. irregularadjective

    inconformable, abnormal, anomalous, exceptional, unsymmetrical, unusual, erose, baroque, aberrant

How to pronounce irregular?

How to say irregular in sign language?

Words popularity by usage frequency


How to use irregular in a sentence?

  1. Maria Sharapova:

    I was given this medicine by my doctor for several health issues that I was having back in 2006. I was getting sick a lot. I was getting the flu every couple of months. I had irregular EKG results as well as indications of diabetes with a family history of diabetes, (Mildronate) made me healthy, and that's why I continued to take it.

  2. Laura Berman:

    These studies can only suggest an association and can not establish causation, for example, some women who report high stress may also have decreased sleep, irregular or unhealthy diets, or increased rates of substance use. It is unclear whether it is the' stress' that causes the adverse outcome.

  3. The Sao Paulo-based Lula Institute:

    It is a completely irregular, untimely and unjustified procedure, we will take all the necessary legal measures to correct this arbitrary act.

  4. Carmen Roe:

    What we do know is : very suspicious, highly irregular and could lead to criminal charges, both cases, at a value of greater than $ 300,000, are first-degree felonies.

  5. Donald Tusk:

    Irregular migration was and is one of the principle reasons of this crisis of confidence in Europe.

Translations for irregular

From our Multilingual Translation Dictionary

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"irregular." Synonyms.com. STANDS4 LLC, 2022. Web. 2 Dec. 2022. <https://www.synonyms.com/synonym/irregular>.

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    Which of the following words is not a synonym of the others?
    • A. thready
    • B. fibrous
    • C. threadlike
    • D. thick

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