cloudingvscrowdingTell them apart

Which to use

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

#49,830
“clouding” frequency rank
#27,108
“crowding” frequency rank
76938
confusion score

Side-by-Side Comparison

Feature clouding crowding
Definition present participle and gerund of cloud present participle and gerund of crowd

Where the eye mixes clouding and crowding

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

8 ch
clouding
8 ch
crowding

Why the eye confuses clouding with crowding

A purely visual mix-up. clouding (/ˈklaʊdɪŋ/) and crowding (/ˈkɹaʊdɪŋ/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 76938, derived from the frequency rank of both members and their visual similarity.

clouding is recorded at frequency rank #49,830, classified as averb, pronounced /ˈklaʊdɪŋ/. crowding is at rank #27,108, tagged as averb, pronounced /ˈkɹaʊdɪŋ/.

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 76938, this pair ranks #28,707 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of clouding vs crowding

Shared letters: cdgino. Private to "clouding": lu. Private to "crowding": rw.

"clouding" · 8 letters · shape CCVVCVCC  ·  "crowding" · 8 letters · shape CCVCCVCC

Known mistypes of this pair

  • cloudingcclouding · cllouding · cloduing · cloudding · cloudign · cloudingg · cloudinng · cloudnig
  • crowdingccrowding · corwding · crodwing · crowdding · crowdign · crowdingg · crowdinng · crowdnig

Frequently Asked Questions

Is swapping "clouding" for "crowding" ever safe?
No. They are said differently (/ˈklaʊdɪŋ/ versus /ˈkɹaʊdɪŋ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "clouding" or "crowding"?
"crowding" is the more common of the two: it sits at frequency rank #27,108 in our English list, against #49,830 for "clouding". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

After this comparison

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "clouding" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "crowding" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #28,707 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "clouding" and "crowding" also get mixed up with nearby pairs, the highest-scored neighbour is "cloaking vs clouding". 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 #28,707 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