blocker

noun

"blocker" is a 7-letter English headword indexed on PlainSpell.

The verdict

“blocker” is a moderately-common English word, ranked #22,302 in English word frequency and used as a noun.

#22,302
frequency rank, English
7
letters
11
tracked misspellings
15
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Agent noun of block (“obstruct or prevent”); something that blocks something else.

Visual similarity to commonly confused words

How many letter changes separate each confused pair (Levenshtein distance, normalized).

blocker vs bloke
71% similar
blocker vs blocks
71% similar
blocker vs broker
71% similar

Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).

Key facts for blocker
PropertyValue
Headwordblocker
LanguageEnglish
Part of speechNoun
Letters7
Frequency rank#22,302
Misspellings tracked11
Confusable pairs15
SourceWiktionary (kaikki.org)

Where “blocker” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). blocker lands here:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for blocker is 7 letters long, classified as a noun. Corpus data places it at rank #22,302 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 13 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 11 likely wrong-spelling variants for blocker, with forms such as "bblocker", "blcoker", and "bllocker". Each of these forms differs from the correct spelling by one small edit: a doubled letter, a dropped silent letter, or a substituted vowel. It also participates in 15 confusable-pair relationships, "bloke", "blocks", "broker", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From Middle English blocker, blokker, bloker, blokkere, equivalent to block + -er. The correct English form is blocker, spelled B-L-O-C-K-E-R.

Definition

  1. 1
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  2. 2
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  3. 3
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  4. 4
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  5. 5
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  6. 6
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  7. 7
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  8. 8
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  9. 9
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  10. 10
    Agent noun of block (“obstruct or prevent”); something that blocks something else.
  11. 11
    A person who roughly shapes a diamond.
  12. 12
    A person who blocks (stretches or moulds) or more generally makes knitted items, hats, books (or book covers), shoes, etc.
  13. 13
    A resident or member of a particular block.

Etymology

From Middle English blocker, blokker, bloker, blokkere, equivalent to block + -er.

Synonyms

antagonistreceptor antagonist

This word in other languages

Common misspellings

Also misspelled as: bblocker,blcoker,bllocker,bloccker,blocekr,blockerr,blockker,blockre,blokcer,bolcker,lbocker

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of blocker - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.

bblocker1blcoker2bllocker1bloccker1blocekr2blockerr1blockker1blockre2
Edit distance from "blocker"

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "blocker"?
"blocker" is spelled B-L-O-C-K-E-R.
What does "blocker" mean?
As a noun, "blocker" means: Agent noun of block (“obstruct or prevent”); something that blocks something else.
What words are commonly confused with "blocker"?
"blocker" is commonly confused with "bloke", "blocks", "broker". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What is the origin of the word "blocker"?
From Middle English blocker, blokker, bloker, blokkere, equivalent to block + -er. See the full etymology section above for more details.
Is PlainSpell free to use?
Yes, PlainSpell is a completely free word reference. You can look up definitions, pronunciations, confusable pairs, homophones, and spelling corrections across 5 languages without any sign-up or subscription.

Using “blocker”

The practical upshot for anyone who landed here from a spell-check.

  • The one correct English spelling is B-L-O-C-K-E-R - every other letter order is a misspelling in standard orthography.
  • Don't mix it up with “bloke” - see the side-by-side comparison. blocker vs bloke
  • Browse more English words and confusable pairs in the same reference. English words
Data Source

Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list FrequencyWords open word-frequency list