subtlyvssultryWhich spelling fits?

Quick tell: subtly is a adverb, sultry is an adjective, so they fill different roles in a sentence.

Which to use

“subtly” is an adverb and “sultry” is an adjective - they look or sound alike but fill different roles in a sentence.

#19,709
“subtly” frequency rank
#29,485
“sultry” frequency rank
49194
confusion score

Side-by-Side Comparison

Feature subtly sultry
Definition With subtleness, in a subtle manner; with cleverness rather than brute force. Hot and humid; sweltering.

Where the eye mixes subtly and sultry

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. subtly and sultry follow the identical consonant-vowel pattern (CVCCCV). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
subtly
6 ch
sultry

Look-alike desk: subtly vs sultry

These two trip readers on the page rather than in the ear: subtly is /ˈsʌt.li/ while sultry is /ˈsʌltɹi/. 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 (adverb vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 49194, derived from the frequency rank of both members and their visual similarity.

subtly is recorded at frequency rank #19,709, classified as anadv, pronounced /ˈsʌt.li/. sultry is at rank #29,485, tagged as anadj, pronounced /ˈsʌltɹi/.

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 49194, this pair ranks #185,902 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of subtly vs sultry

Shared letters: lstuy. Private to "subtly": b. Private to "sultry": r.

"subtly" · 6 letters · shape CVCCCV  ·  "sultry" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • subtly ← sbutly · ssubtly · subbtly · sublty · subtlly · subtlyy · subttly · subtyl
  • sultry ← slutry · ssultry · sulltry · sulrty · sultrry · sultryy · sulttry · sultyr

Frequently Asked Questions

Is swapping "subtly" for "sultry" ever safe?
No - they are not even the same part of speech. "subtly" is an adverb and "sultry" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "subtly" vs "sultry" - which ranks higher?
"subtly" is the more common of the two: it sits at frequency rank #19,709 in our English list, against #29,485 for "sultry". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

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

  • Full dictionary entry for "subtly" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "sultry" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #185,902 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "subtly" and "sultry" also get mixed up with nearby pairs, the highest-scored neighbour is "sultry vs surry". 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 #185,902 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