solovsSTLTell them apart

Quick tell: solo is a adjective, STL is a noun, so they fill different roles in a sentence.

Which to use

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

#3,366
“solo” frequency rank
#48,211
“STL” frequency rank
51577
confusion score

Side-by-Side Comparison

Feature solo STL
Definition Qualifie un instrument ou un instrumentiste qui joue seul. Une des huit séries du baccalauréat technologique, couvrant deux années de préparation avant le baccalauréat.

Where the eye mixes solo and STL

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

4 ch
solo
3 ch
STL

Visual trap between solo and STL

These two trip readers on the page rather than in the ear: solo is \sɔ.lo\ while STL is \ɛs.te.ɛl\. 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 (adjective vs noun), which is usually the fastest check. Our composite confusion score for this pair is 51577, derived from the frequency rank of both members and their visual similarity.

solo is recorded at frequency rank #3,366, classified as anadj, pronounced \sɔ.lo\. STL is at rank #48,211, tagged as anoun, pronounced \ɛs.te.ɛl\.

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 51577, this pair ranks #153,981 of 440,172 scored French confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of solo vs STL

Shared letters: ls. Private to "solo": o. Private to "STL": t.

"solo" · 4 letters · shape CVCV  ·  "STL" · 3 letters · shape CCC

Known mistypes of this pair

  • solosloo · sollo · sool · ssolo

Frequently Asked Questions

Is swapping "solo" for "STL" ever safe?
No - they are not even the same part of speech. "solo" is an adjective and "STL" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "solo" vs "STL" - which ranks higher?
"solo" is the more common of the two: it sits at frequency rank #3,366 in our French list, against #48,211 for "STL". 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 "solo" and "STL" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "solo" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "STL" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #153,981 of 440,172 scored French confusable pairs in this corpus vintage. Corpus statistics
  • "solo" and "STL" also get mixed up with nearby pairs, the highest-scored neighbour is "STL vs suu". 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 #153,981 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