obstacle

/ˈɒbstəkəl/

//ˈɒbstəkəl// noun

"obstacle" is a 8-letter English headword indexed on PlainSpell.

The verdict

“obstacle” is a moderately-common English word, ranked #10,897 in English word frequency and used as a noun.

#10,897
frequency rank, English
8
letters
12
tracked misspellings

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Something that impedes, stands in the way of, or holds up progress, either physically or figuratively

Key facts for obstacle
PropertyValue
Headwordobstacle
LanguageEnglish
Part of speechNoun
IPA/ˈɒbstəkəl/
Letters8
Frequency rank#10,897
Misspellings tracked12
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “obstacle” 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). obstacle 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 obstacle is 8 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈɒbstəkəl/. Corpus data places it at rank #10,897 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "Something that impedes, stands in the way of, or holds up progress, either physically or figuratively".

Our generated misspelling index lists 12 likely wrong-spelling variants for obstacle, with forms such as "bostacle", "obbstacle", and "obsatcle". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From Middle English obstacle, from Old French obstacle, from Latin obstāculum. The correct English form is obstacle, spelled O-B-S-T-A-C-L-E.

Definition

  1. 1
    Something that impedes, stands in the way of, or holds up progress, either physically or figuratively

Etymology

From Middle English obstacle, from Old French obstacle, from Latin obstāculum.

Synonyms

This word in other languages

Common misspellings

Also misspelled as: bostacle,obbstacle,obsatcle,obsstacle,obstaccle,obstacel,obstaclle,obstalce,obstcale,obsttacle,obtsacle,osbtacle

Misspelling Pattern Breakdown

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

bostacle2obbstacle1obsatcle2obsstacle1obstaccle1obstacel2obstaclle1obstalce2
Edit distance from "obstacle"

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 "obstacle"?
"obstacle" is spelled O-B-S-T-A-C-L-E. The IPA pronunciation is /ˈɒbstəkəl/.
What does "obstacle" mean?
As a noun, "obstacle" means: Something that impedes, stands in the way of, or holds up progress, either physically or figuratively
What are common misspellings of "obstacle"?
Common misspellings include "bostacle", "obbstacle", "obsatcle", "obsstacle", "obstaccle". The correct spelling is "obstacle".
How do you pronounce "obstacle"?
The IPA (International Phonetic Alphabet) transcription for "obstacle" is /ˈɒbstəkəl/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "obstacle"?
From Middle English obstacle, from Old French obstacle, from Latin obstāculum. 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 “obstacle”

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

  • The one correct English spelling is O-B-S-T-A-C-L-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈɒbstəkəl/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • 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