on a regular basis

prep_phrase

"on-a-regular-basis" is a 15-letter English headword indexed on PlainSpell.

The verdict

“on a regular basis” is uncommon English (outside the top frequency list), classed as a prep_phrase. The kind of spelling people second-guess.

Unranked
below top-frequency English
18
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Regularly; occurring in regular time intervals or patterns.

Key facts for on a regular basis
PropertyValue
Headwordon a regular basis
LanguageEnglish
Part of speechPrep_phrase
Letters18
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “on a regular basis” sits in English frequency

on a regular basis falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

on a regular basis is uncommon English outside the top frequency list, classed as aprep_phrase. Rarity is why readers land here mid-draft. Gloss: "Regularly; occurring in regular time intervals or patterns.".

on a regular basis has no tracked misspelling variants, which points to an orthography that plays by predictable English rules. It is not paired with a close-neighbour confusable in our dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

This headword's origin isn't recorded in our source data, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is on a regular basis, spelled O-N- -A- -R-E-G-U-L-A-R- -B-A-S-I-S.

Definition

  1. 1
    Regularly; occurring in regular time intervals or patterns.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "on a regular basis"?
"on a regular basis" is spelled O-N- -A- -R-E-G-U-L-A-R- -B-A-S-I-S.
What does "on a regular basis" mean?
As a prep_phrase, "on a regular basis" means: Regularly; occurring in regular time intervals or patterns.
What language does "on a regular basis" come from?
"on a regular basis" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “on a regular basis”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is O-N- -A- -R-E-G-U-L-A-R- -B-A-S-I-S - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list