fundamentally

adv

By · According to Wiktionary data (CC BY-SA) ·

"fundamentally" is a 13-letter English headword indexed on PlainSpell.

The verdict

“fundamentally” has 19 generated spelling variants in the English index at frequency #10,053. The variants make it a useful spelling check.

#10,053
frequency rank, English
2,507
“F” headwords
19
tracked misspellings
2
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - In a fundamental or basic sense; reaching the very core of the matter.

Corpus desk

Index EN-fundamentally · fundamentally · English

fundamentally · rank #10,053 · 19 variants · 2 confusables

  • FREQ-MID #10,053
  • LEN-MEGA 13 letters
  • VOW-5 5 vowels
  • CONFUS-LOW 2 pairs
  • VAR-HIGH 19 variants
  • BOOK-MID 2,507
  • PHOTO-FINISH fulfilled

Nearest frequency peer: fulfilled (-1 rank slots)

Read with this headword: Spelling guide for this pattern

Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.

Rank peers near misspelling magnet “fundamentally”

Same rarity band: useful when a typo lands on a peer headword

corpus weight

What this shows “fundamentally” sits among these FrequencyWords peers; misspelling depth is tracked separately in the edit-distance chart.

Source FrequencyWords open word-frequency list As of September 3, 2026

Visual similarity to commonly confused words

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

fundamentally vs fundamentals
85% similar
fundamentally vs fundamental
85% similar

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

Key facts for fundamentally
PropertyValue
Headwordfundamentally
LanguageEnglish
Part of speechAdverb
Letters13
Frequency rank#10,053
Misspellings tracked19
Confusable pairs2
SourceWiktionary (kaikki.org)

Frequency seat of misspelling magnet “fundamentally”

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).fundamentallylands here:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Same rarity band neighbours include “fulfilled” (#10,052), “grabbing” (#10,054), “fortress” (#10,051). Among 2,507 “F” headwords, “fundamentally” is #10,053. Source: FrequencyWords open word-frequency list.

A misspelling magnet

The generator records 19 spelling variants around fundamentally, anadverb. Corpus frequency is #10,053 among 2,507 “F” headwords. Dominant gloss: "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

  1. 1
    In a fundamental or basic sense; reaching the very core of the matter.

Recorded use

Wiktionary examples

These source excerpts show how fundamentally appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. What the science shows, he says, is that the brain of an addict is fundamentally different from that of a nonaddict.
  2. Hanks is known as being an avid reader of history and biography, and seems to seek out stories which offer a certain optimism and humanism. In other words, he plays – fundamentally – good people.

Etymology

From fundamental + -ly.

Synonyms

basicallyessentiallyat bottomat heartau fondby definitiondeep downfundamentallyin effectin essencein the endin the final analysissubstantiallyultimately

This word in other languages

fundamentalmente(Español)fondamentalement(Français)

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.

ffundamentally1fnudamentally2fudnamentally2funadmentally2fundaemntally2fundamenatlly2fundamenntally1fundamentallyy1
Edit distance from "fundamentally"

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 "fundamentally"?
"fundamentally" is spelled F-U-N-D-A-M-E-N-T-A-L-L-Y.
What does "fundamentally" mean?
As an adverb, "fundamentally" means: In a fundamental or basic sense; reaching the very core of the matter.
What words are commonly confused with "fundamentally"?
"fundamentally" is commonly confused with "fundamentals", "fundamental". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What is the origin of the word "fundamentally"?
From fundamental + -ly. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "fundamentally", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 13 letters (nearest by frequency rank).

embarrassment#10,041communicating#10,017commissioners#10,016developmental#9,874

Similar misspelling depth

Headwords with a similar count of attested misspellings (19 here; floor ≥5).

constructive19 variantsphotographic19 variantsreproduction19 variantskindergarten19 variants

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

Source: FrequencyWords open word-frequency list