fundamentally
"fundamentally" is a 13-letter English headword indexed on PlainSpell.
The verdict
“fundamentally” is a moderately-common English word, ranked #10,053 in English word frequency and used as an adverb.
- #10,053
- frequency rank, English
- 13
- letters
- 19
- tracked misspellings
- 2
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - In a fundamental or basic sense; reaching the very core of the matter.
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 | fundamentally |
| Language | English |
| Part of speech | Adverb |
| Letters | 13 |
| Frequency rank | #10,053 |
| Misspellings tracked | 19 |
| Confusable pairs | 2 |
| Source | Wiktionary (kaikki.org) |
Where “fundamentally” sits in English frequency
Spelling & Dictionary Insight
The English entry for fundamentally is 13 letters long, classified as an adverb. Corpus data places it at rank #10,053 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. The dominant gloss from Wiktionary reads: "In a fundamental or basic sense; reaching the very core of the matter.".
Our generated misspelling index lists 19 likely wrong-spelling variants for fundamentally, with forms such as "ffundamentally", "fnudamentally", and "fudnamentally". 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, "fundamentals", "fundamental", since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: From fundamental + -ly. The correct English form is fundamentally, spelled F-U-N-D-A-M-E-N-T-A-L-L-Y.
Definition
- 1In a fundamental or basic sense; reaching the very core of the matter.
Etymology
From fundamental + -ly.
This word in other languages
Common misspellings
Also misspelled as: ffundamentally,fnudamentally,fudnamentally,funadmentally,fundaemntally,fundamenatlly,fundamenntally,fundamentallyy,fundamentaly,fundamentalyl,fundamentlaly,fundamenttally,fundametnally,fundammentally,fundamnetally,funddamentally,fundmaentally,funndamentally,ufndamentally
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of fundamentally - measured in single-character edits (insert, delete, or substitute a letter). Larger bars are easier to catch; one-edit slips are the sneakiest.
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
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Using “fundamentally”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is F-U-N-D-A-M-E-N-T-A-L-L-Y - every other letter order is a misspelling in standard orthography.
- Don't mix it up with “fundamentals” - see the side-by-side comparison. fundamentally vs fundamentals
- 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.