sickvsstockTell them apart

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

Which to use

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

#45,317
“sick” frequency rank
#5,079
“stock” frequency rank
50396
confusion score

Side-by-Side Comparison

Feature sick stock
Definition Deuxième personne du singulier de l’impératif présent de sicken. Quantité de marchandise qui se trouve en magasin, dans des entrepôts ou sur les marchés d’une place de commerce.

Where the eye mixes sick and stock

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence. sick runs 4 letters (CVCC) against stock's 5 (CCVCC) - the length gap alone is often enough to separate them once you know to check it.

4 ch
sick
5 ch
stock

Visual trap between sick and stock

These two trip readers on the page rather than in the ear: sick is \zɪk\ while stock is \stɔk\. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 50396, derived from the frequency rank of both members and their visual similarity.

sick is recorded at frequency rank #45,317, classified as averb, pronounced \zɪk\. stock is at rank #5,079, tagged as anoun, pronounced \stɔk\.

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 50396, this pair ranks #162,989 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of sick vs stock

Shared letters: cks. Private to "sick": i. Private to "stock": ot.

"sick" · 4 letters · shape CVCC  ·  "stock" · 5 letters · shape CCVCC

Known mistypes of this pair

  • sick ← isck · scik · sicck · sickk · sikc · ssick
  • stock ← sotck · sstock · stcok · stocck · stockk · stokc · sttock · tsock

Frequently Asked Questions

Is swapping "sick" for "stock" ever safe?
No - they are not even the same part of speech. "sick" is a verb and "stock" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sick" or "stock"?
"stock" is the more common of the two: it sits at frequency rank #5,079 in our French list, against #45,317 for "sick". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "sick" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "stock" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #162,989 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sick" and "stock" also get mixed up with nearby pairs, the highest-scored neighbour is "sicav vs sick". 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 #162,989 of 440,172 scored French pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list