thisvstonsWhich spelling fits?

Quick tell: this is a determiner, tons is a noun, so they fill different roles in a sentence.

Which to use

“this” is a determiner and “tons” is a noun - they look or sound alike but fill different roles in a sentence.

#15
“this” frequency rank
#3,267
“tons” frequency rank
3282
confusion score

Side-by-Side Comparison

Feature this tons
Definition The (thing) here (used in indicating something or someone nearby). plural of ton

Where the eye mixes this and tons

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
this
4 ch
tons

Why the eye confuses this with tons

These two trip readers on the page rather than in the ear: this is /ðɪs/ while tons is /tʌnz/. 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 (determiner vs noun), which is usually the fastest check. Our composite confusion score for this pair is 3282, derived from the frequency rank of both members and their visual similarity.

this is recorded at frequency rank #15, classified as adet, pronounced /ðɪs/. tons is at rank #3,267, tagged as anoun, pronounced /tʌnz/.

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 3282, this pair ranks #522,572 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of this vs tons

Shared letters: st. Private to "this": hi. Private to "tons": no.

"this" · 4 letters · shape CCVC  ·  "tons" · 4 letters · shape CVCC

Known mistypes of this pair

  • thishtis · thhis · thiss · thsi · tihs · tthis
  • tonsotns · tnos · tonns · tonss · tosn · ttons

Frequently Asked Questions

Is swapping "this" for "tons" ever safe?
No - they are not even the same part of speech. "this" is a determiner and "tons" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "this" or "tons" show up more?
"this" is the more common of the two: it sits at frequency rank #15 in our English list, against #3,267 for "tons". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

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

  • Full dictionary entry for "this" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "tons" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #522,572 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "this" and "tons" also get mixed up with nearby pairs, the highest-scored neighbour is "tons vs Toth". 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 #522,572 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