therefore
/ˈðɛə.fɔː/
"therefore" is a 9-letter English headword indexed on PlainSpell.
The verdict
“therefore” is a regularly-used English word, ranked #1,440 in English word frequency and used as an adverb.
- #1,440
- frequency rank, English
- 9
- letters
- 13
- tracked misspellings
- 2
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Consequently, by or in consequence of that or this cause; referring to something previously stated.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | therefore |
| Language | English |
| Part of speech | Adverb |
| IPA | /ˈðɛə.fɔː/ |
| Letters | 9 |
| Frequency rank | #1,440 |
| Misspellings tracked | 13 |
| Confusable pairs | 2 |
| Source | Wiktionary (kaikki.org) |
Where “therefore” sits in English frequency
Spelling & Dictionary Insight
The English entry for therefore is 9 letters long, classified as an adverb, and transcribed in the International Phonetic Alphabet as /ˈðɛə.fɔː/. Corpus data places it at rank #1,440 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 13 likely wrong-spelling variants for therefore, with forms such as "hterefore", "tehrefore", and "theerfore". 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. It also participates in 2 confusable-pair relationships, "therefor", "there're", 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 therfore, therfor, tharfore, thorfore; synchronically a univerbation of there (pronominal adverb) + for, literally “for that (reason)”. The spelling has been changed due to a reanalysis as there + fore (literally “forward from that; then… The correct English form is therefore, spelled T-H-E-R-E-F-O-R-E.
Definition
- 1Consequently, by or in consequence of that or this cause; referring to something previously stated.
- 2For that; for it (in reference to a previous statement).
Etymology
From Middle English therfore, therfor, tharfore, thorfore; synchronically a univerbation of there (pronominal adverb) + for, literally “for that (reason)”. The spelling has been changed due to a reanalysis as there + fore (literally “forward from that; thence”). See also therefor, ultimately the same formation. Compare Saterland Frisian deerfoar, Dutch daarvoor, German dafür, Danish and Norwegian derfor, Swedish därför.
Synonyms
This word in other languages
Common misspellings
Also misspelled as: hterefore,tehrefore,theerfore,thereffore,therefoer,thereforre,therefroe,thereofre,therfeore,therrefore,thherefore,threefore,ttherefore
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of therefore - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
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 "therefore"?
What does "therefore" mean?
What words are commonly confused with "therefore"?
How do you pronounce "therefore"?
What is the origin of the word "therefore"?
Is PlainSpell free to use?
Using “therefore”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is T-H-E-R-E-F-O-R-E - every other letter order is a misspelling in standard orthography.
- Say it as /ˈðɛə.fɔː/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “therefor” - see the side-by-side comparison. therefore vs therefor
- 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.