tssvstunTell them apart

Quick tell: tss is a intj, tun is a noun, so they fill different roles in a sentence.

Which to use

“tss” is an intj and “tun” is a noun - they look or sound alike but fill different roles in a sentence.

#42,965
“tss” frequency rank
#30,265
“tun” frequency rank
73230
confusion score

Side-by-Side Comparison

Feature tss tun
Definition A hissing sound. A large cask; an oblong vessel bulging in the middle, like a pipe or puncheon, and girt with hoops; a wine cask. (See a diagram comparing cask sizes.)

Where the eye mixes tss and tun

Muted = shared; highlighted = the visual trap. They share 1 letter in sequence.

3 ch
tss
3 ch
tun

Look-alike desk: tss vs tun

These two trip readers on the page rather than in the ear: tss is [t͡sːː] while tun is /tʌn/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (intj vs noun), which is usually the fastest check. Our composite confusion score for this pair is 73230, derived from the frequency rank of both members and their visual similarity.

tss is recorded at frequency rank #42,965, classified as anintj, pronounced [t͡sːː]. tun is at rank #30,265, tagged as anoun, pronounced /tʌn/.

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 73230, this pair ranks #40,327 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of tss vs tun

Shared letters: t. Private to "tss": s. Private to "tun": nu.

"tss" · 3 letters · shape CCC  ·  "tun" · 3 letters · shape CVC

Frequently Asked Questions

Do "tss" and "tun" mean the same thing in a sentence?
No - they are not even the same part of speech. "tss" is an intj and "tun" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "tss" or "tun" show up more?
"tun" is the more common of the two: it sits at frequency rank #30,265 in our English list, against #42,965 for "tss". 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 "tss" and "tun" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "tss" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tun" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,327 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "tss" and "tun" also get mixed up with nearby pairs, the highest-scored neighbour is "Taf vs tss". Nearby pair

Confusion rank #40,327 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