singvssunWhich spelling fits?

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

Which to use

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

#20,435
“sing” frequency rank
#7,698
“sun” frequency rank
28133
confusion score

Side-by-Side Comparison

Feature sing sun
Definition cantar Sol

Letter map: sing vs sun

Shared letters muted; letters that set sing and sun apart highlighted. Shared run: 2.

4 ch
sing
3 ch
sun

Grammar separator: sing vs sun

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: sing is averb and sunanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 28133, derived from the frequency rank of both members and their visual similarity.

sing is recorded at frequency rank #20,435, classified as averb. sun is at rank #7,698, tagged as anoun, pronounced /sʌn/.

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 28133, this pair ranks #40,725 of 75,631 scored Portuguese confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sing vs sun

Shared letters: ns. Private to "sing": gi. Private to "sun": u.

"sing" · 4 letters · shape CVCC  ·  "sun" · 3 letters · shape CVC

Known mistypes of this pair

  • singisng · sign · singg · sinng · snig · ssing

Frequently Asked Questions

Do "sing" and "sun" mean the same thing in a sentence?
No - they are not even the same part of speech. "sing" is a verb and "sun" a noun, so a sentence built for one is usually ungrammatical with the other.
In ordinary Portuguese text, does "sing" or "sun" show up more?
"sun" is the more common of the two: it sits at frequency rank #7,698 in our Portuguese list, against #20,435 for "sing". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

You've compared "sing" and "sun". Here's where to go from here.

  • Full dictionary entry for "sing" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sun" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,725 of 75,631 scored Portuguese confusable pairs in this corpus vintage. Corpus statistics
  • "sing" and "sun" also get mixed up with nearby pairs, the highest-scored neighbour is "sing vs sire". 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 #40,725 of 75,631 scored Portuguese pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list