adventitiously

adv

"adventitiously" is a 14-letter English headword indexed on PlainSpell.

The verdict

“adventitiously” is uncommon English (outside the top frequency list), classed as an adverb. The kind of spelling people second-guess.

Unranked
below top-frequency English
14
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - in an adventitious manner; sporadically.

Key facts for adventitiously
PropertyValue
Headwordadventitiously
LanguageEnglish
Part of speechAdverb
Letters14
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “adventitiously” sits in English frequency

adventitiously 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

adventitiously is uncommon English outside the top frequency list, classed as anadverb. Rarity is why readers land here mid-draft. Gloss: "in an adventitious manner; sporadically.".

No misspelling variants are generated for adventitiously in our index, suggesting the orthography follows predictable English patterns. Our confusable-pair dataset has no match for it, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From adventitious + -ly. The correct English form is adventitiously, spelled A-D-V-E-N-T-I-T-I-O-U-S-L-Y.

Definition

  1. 1
    in an adventitious manner; sporadically.

Etymology

From adventitious + -ly.

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 "adventitiously"?
"adventitiously" is spelled A-D-V-E-N-T-I-T-I-O-U-S-L-Y.
What does "adventitiously" mean?
As an adverb, "adventitiously" means: in an adventitious manner; sporadically.
What is the origin of the word "adventitiously"?
From adventitious + -ly. See the full etymology section above for more details.
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 “adventitiously”

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

  • The one correct English spelling is A-D-V-E-N-T-I-T-I-O-U-S-L-Y - 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 FrequencyWords open word-frequency list