tubule
/ˈtjuːbjuːl/
"tubule" is a 6-letter English headword indexed on PlainSpell.
The verdict
“tubule” is uncommon English (frequency #87,928 among 3,151 “T” headwords), classed as a noun. The kind of spelling people second-guess.
- #87,928
- frequency rank, English
- 3,151
- “T” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A small pipe or fistular body; a little tube.
Corpus desk
Index EN-tubule · tubule · English
tubule · rank #87,928 · 0 variants · 0 confusables
- FREQ-RARE #87,928
- LEN-LONG 6 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,151
- PHOTO-FINISH tufa
Nearest frequency peer: tufa (+1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Frequency neighbourhood for “tubule”
Lower corpus rank = more everyday usage (inverted bar length for readability)
- Truax
Truax
12,075 corpus weight
- tubule
tubule
12,073 corpus weight
- tufa
tufa
12,072 corpus weight
- tup
tup
12,071 corpus weight
- tweeds
tweeds
12,070 corpus weight
- typists
typists
12,069 corpus weight
What this shows Bars show where “tubule” sits against the nearest ranked English headwords in the FrequencyWords band, not a reprint of letter-browse containment.
| Property | Value |
|---|---|
| Headword | tubule |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈtjuːbjuːl/ |
| Letters | 6 |
| Frequency rank | #87,928 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “tubule” sits in English frequency
Rare enough to double-check
tubule is uncommon English at frequency #87,928 among 3,151 “T” headwords, classed as anoun, transcribed /ˈtjuːbjuːl/. Rarity is why readers land here mid-draft. Gloss: "A small pipe or fistular body; a little tube.".
We couldn't generate a plausible misspelling set for tubule, a straightforward case of a spelling with little room for common typos. No confusable counterpart is on file for this word, since nothing in our dataset looks or sounds close enough to cause mix-ups.
Etymologically, the entry records: Learned borrowing from Latin tubulus, diminutive of tubus. The correct English form is tubule, spelled T-U-B-U-L-E.
Definition
- 1A small pipe or fistular body; a little tube.
Recorded use
Wiktionary exampleThese source excerpts show how tubule appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
renal tubule
Etymology
Learned borrowing from Latin tubulus, diminutive of tubus.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
PlainSpell is rendered directly from structured Wiktionary extracts and open word-frequency lists, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of September 3, 2026. Primary sources: Wiktionary (via kaikki.org) and FrequencyWords.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "tubule", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 6 letters (nearest by frequency rank).
What to do next
You've looked up "tubule". Here's where to go from here.
- Usage frequency rank #87,928 among English headwords in this corpus. Corpus statistics
- Browse more English words in the "T" letter cohort. T–Z browse
- PlainSpell rotates a curated Word of the Day from the English corpus, a passive way to discover vocabulary. Word of the Day
PlainSpell is a reference corpus, not spelling advice. Verify unusual forms in context.
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.