tendinitis
/ˌtɛn.dəˈnaɪ.tɪs/
"tendinitis" is a 10-letter English headword indexed on PlainSpell.
The verdict
“tendinitis” is uncommon English (frequency #62,565 among 27,828 “T” headwords), classed as a noun. The kind of spelling people second-guess.
- #62,565
- frequency rank, English
- 27,828
- “T” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Inflammation of a tendon.
| Property | Value |
|---|---|
| Headword | tendinitis |
| Language | English |
| Part of speech | Noun |
| IPA | /ˌtɛn.dəˈnaɪ.tɪs/ |
| Letters | 10 |
| Frequency rank | #62,565 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “tendinitis” sits in English frequency
Rare enough to double-check
tendinitis is uncommon English at frequency #62,565 among 27,828 “T” headwords, classed as anoun, transcribed /ˌtɛn.dəˈnaɪ.tɪs/. Rarity is why readers land here mid-draft. Gloss: "Inflammation of a tendon.".
Zero misspellings are on record for tendinitis in our index, since its letter pattern doesn't lend itself to common typo substitutions. No confusable counterpart is on file for this word, suggesting its spelling stands apart enough that readers rarely confuse it with something else.
Etymologically, the entry records: From New Latin from tendin-, stem of Medieval Latin tendo, from Late Latin tenon, from Ancient Greek τένων (ténōn, “tendon, sinew”). By surface analysis, tendon + -itis and tendo- + -itis but not actually formed in this way; similarly with tendinopathy § Et… The correct English form is tendinitis, spelled T-E-N-D-I-N-I-T-I-S.
Definition
- 1Inflammation of a tendon.
Etymology
From New Latin from tendin-, stem of Medieval Latin tendo, from Late Latin tenon, from Ancient Greek τένων (ténōn, “tendon, sinew”). By surface analysis, tendon + -itis and tendo- + -itis but not actually formed in this way; similarly with tendinopathy § Etymology.
This word in other languages
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.
Frequently Asked Questions
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Using “tendinitis”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is T-E-N-D-I-N-I-T-I-S - every other letter order is a misspelling in standard orthography.
- Say it as /ˌtɛn.dəˈnaɪ.tɪs/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Browse more English words and confusable pairs in the same reference. English words
Other uncommon English words near this rank
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.