tendvstendonWhich spelling fits?

Quick tell: tend is a verb, tendon is a noun, so they fill different roles in a sentence.

Which to use

“tend” is a verb and “tendon” is a noun - they look or sound alike but fill different roles in a sentence.

#2,648
“tend” frequency rank
#19,483
“tendon” frequency rank
22131
confusion score

Side-by-Side Comparison

Feature tend tendon
Definition To make a tender of; to offer or tender. A tough band of flexible but inelastic fibrous collagen tissue that connects a muscle with its bony attachment and transmits the force which the muscle exerts.

Where the eye mixes tend and tendon

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. tend runs 4 letters (CVCC) against tendon's 6 (CVCCVC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
tend
6 ch
tendon

Why the eye confuses tend with tendon

These two trip readers on the page rather than in the ear: tend is /ˈtɛnd/ while tendon is /ˈtɛn.dən/. Spoken aloud the problem disappears. In writing it persists, because they differ by 2 extra letter(s) - “tend” sits inside “tendon”, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 22131, derived from the frequency rank of both members and their visual similarity.

tend is recorded at frequency rank #2,648, classified as averb, pronounced /ˈtɛnd/. tendon is at rank #19,483, tagged as anoun, pronounced /ˈtɛn.dən/.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 22131, this pair ranks #418,845 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of tend vs tendon

Shared letters: dent. Private to "tend": -. Private to "tendon": o.

"tend" · 4 letters · shape CVCC  ·  "tendon" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • tend ← etnd · tedn · tendd · tennd · tned · ttend
  • tendon ← etndon · tednon · tenddon · tendno · tendonn · tenndon · tenodn · tnedon

Frequently Asked Questions

Do "tend" and "tendon" mean the same thing in a sentence?
No - they are not even the same part of speech. "tend" is a verb and "tendon" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "tend" vs "tendon" - which ranks higher?
"tend" is the more common of the two: it sits at frequency rank #2,648 in our English list, against #19,483 for "tendon". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Eye-level mix-up between "tend" and "tendon" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "tend" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tendon" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #418,845 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "tend" and "tendon" also get mixed up with nearby pairs, the highest-scored neighbour is "tendon vs Teton". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #418,845 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list