sickvssiloTell them apart

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

Which to use

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

#45,317
“sick” frequency rank
#27,970
“silo” frequency rank
73287
confusion score

Side-by-Side Comparison

Feature sick silo
Definition Deuxième personne du singulier de l’impératif présent de sicken. Cavité pratiquée dans la terre pour y conserver du blé, des racines, etc.

Where the eye mixes sick and silo

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence. sick (CVCC) and silo (CVCV) run the same length but a different consonant-vowel pattern - the shape difference is usually the fastest tell.

4 ch
sick
4 ch
silo

Visual trap between sick and silo

These two trip readers on the page rather than in the ear: sick is \zɪk\ while silo is \si.lo\. 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 (verb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 73287, 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\. silo is at rank #27,970, tagged as anoun, pronounced \si.lo\.

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 73287, this pair ranks #40,998 of 440,172 scored French confusable pairs - among the most confusable pairs.

Orthographic DNA of sick vs silo

Shared letters: is. Private to "sick": ck. Private to "silo": lo.

"sick" · 4 letters · shape CVCC  ·  "silo" · 4 letters · shape CVCV

Known mistypes of this pair

  • sick ← isck · scik · sicck · sickk · sikc · ssick
  • silo ← islo · sillo · siol · slio · ssilo

Frequently Asked Questions

Is swapping "sick" for "silo" ever safe?
No - they are not even the same part of speech. "sick" is a verb and "silo" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "sick" or "silo"?
"silo" is the more common of the two: it sits at frequency rank #27,970 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.

After this comparison

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "sick" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "silo" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #40,998 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "sick" and "silo" 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 #40,998 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