blockingvsbuckingTell them apart

Which to use

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

#5,860
“blocking” frequency rank
#36,904
“bucking” frequency rank
42764
confusion score

Side-by-Side Comparison

Feature blocking bucking
Definition present participle and gerund of block present participle and gerund of buck

Where the eye mixes blocking and bucking

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

8 ch
blocking
7 ch
bucking

Look-alike desk: blocking vs bucking

A purely visual mix-up. blocking (/ˈblɒkɪŋ/) and bucking (/ˈbʌkɪŋ/) 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 42764, derived from the frequency rank of both members and their visual similarity.

blocking is recorded at frequency rank #5,860, classified as averb, pronounced /ˈblɒkɪŋ/. bucking is at rank #36,904, tagged as averb, pronounced /ˈbʌkɪŋ/.

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 42764, this pair ranks #246,272 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of blocking vs bucking

Shared letters: bcgikn. Private to "blocking": lo. Private to "bucking": u.

"blocking" · 8 letters · shape CCVCCVCC  ·  "bucking" · 7 letters · shape CVCCVCC

Known mistypes of this pair

  • blockingbblocking · blcoking · bllocking · bloccking · blocikng · blockign · blockingg · blockinng
  • buckingbbucking · bcuking · buccking · bucikng · buckign · buckingg · buckinng · buckking

Frequently Asked Questions

Can "blocking" and "bucking" be used interchangeably?
No. They are said differently (/ˈblɒkɪŋ/ versus /ˈbʌkɪŋ/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
In ordinary English text, does "blocking" or "bucking" show up more?
"blocking" is the more common of the two: it sits at frequency rank #5,860 in our English list, against #36,904 for "bucking". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

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

  • Full dictionary entry for "blocking" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "bucking" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #246,272 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "blocking" and "bucking" also get mixed up with nearby pairs, the highest-scored neighbour is "bucking vs bushing". 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 #246,272 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