siltvsspiltTell them apart

Quick tell: silt is a noun, spilt is an adjective, so they fill different roles in a sentence.

Which to use

“silt” is a noun and “spilt” is an adjective - they look or sound alike but fill different roles in a sentence.

#30,585
“silt” frequency rank
#32,598
“spilt” frequency rank
63183
confusion score

Side-by-Side Comparison

Feature silt spilt
Definition Mud or fine earth deposited from running or standing water. That has been spilled.

Where the eye mixes silt and spilt

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

4 ch
silt
5 ch
spilt

Visual trap between silt and spilt

These two trip readers on the page rather than in the ear: silt is /sɪlt/ while spilt is /spɪlt/. 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 (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 63183, derived from the frequency rank of both members and their visual similarity.

silt is recorded at frequency rank #30,585, classified as anoun, pronounced /sɪlt/. spilt is at rank #32,598, tagged as anadj, pronounced /spɪlt/.

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 63183, this pair ranks #84,404 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of silt vs spilt

Shared letters: ilst. Private to "silt": -. Private to "spilt": p.

"silt" · 4 letters · shape CVCC  ·  "spilt" · 5 letters · shape CCVCC

Known mistypes of this pair

  • siltislt · sillt · siltt · sitl · ssilt
  • spiltpsilt · siplt · spillt · spiltt · spitl · sppilt · sspilt

Frequently Asked Questions

Can "silt" and "spilt" be used interchangeably?
No - they are not even the same part of speech. "silt" is a noun and "spilt" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "silt" vs "spilt" - which ranks higher?
"silt" is the more common of the two: it sits at frequency rank #30,585 in our English list, against #32,598 for "spilt". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

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

  • Full dictionary entry for "silt" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "spilt" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #84,404 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "silt" and "spilt" also get mixed up with nearby pairs, the highest-scored neighbour is "Sif vs silt". 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 #84,404 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