smilingvsstiflingWhich spelling fits?

Which to use

“smiling” and “stifling” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#5,628
“smiling” frequency rank
#30,244
“stifling” frequency rank
35872
confusion score

Side-by-Side Comparison

Feature smiling stifling
Definition That smiles or has a smile. That stifles.

Where the eye mixes smiling and stifling

Muted = shared; highlighted = the visual trap. They share 6 letters in sequence.

7 ch
smiling
8 ch
stifling

Why the eye confuses smiling with stifling

A purely visual mix-up. smiling (/ˈsmaɪlɪŋ/) and stifling (/ˈstaɪflɪŋ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 1 letter(s) in length. Our composite confusion score for this pair is 35872, derived from the frequency rank of both members and their visual similarity.

smiling is recorded at frequency rank #5,628, classified as anadj, pronounced /ˈsmaɪlɪŋ/. stifling is at rank #30,244, tagged as anadj, pronounced /ˈstaɪflɪŋ/.

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 35872, this pair ranks #308,196 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of smiling vs stifling

Shared letters: gilns. Private to "smiling": m. Private to "stifling": ft.

"smiling" · 7 letters · shape CCVCVCC  ·  "stifling" · 8 letters · shape CCVCCVCC

Known mistypes of this pair

  • smilingmsiling · simling · smiilng · smilign · smilingg · smilinng · smilling · smilnig
  • stiflingsitfling · sstifling · stfiling · stiffling · stifilng · stiflign · stiflingg · stiflinng

Frequently Asked Questions

Do "smiling" and "stifling" mean the same thing in a sentence?
No. They are said differently (/ˈsmaɪlɪŋ/ versus /ˈstaɪflɪŋ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "smiling" vs "stifling" - which ranks higher?
"smiling" is the more common of the two: it sits at frequency rank #5,628 in our English list, against #30,244 for "stifling". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "smiling" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "stifling" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #308,196 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "smiling" and "stifling" also get mixed up with nearby pairs, the highest-scored neighbour is "sifting vs stifling". 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 #308,196 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