frontier

adj

The verdict

“frontier” is a moderately-common French word, ranked #45,623 in French word frequency and used as an adjective.

#45,623
frequency rank, French
8
letters
12
tracked misspellings
6
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Frontalier, limitrophe.

Visual similarity to commonly confused words

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

frontier vs frotter
75% similar
frontier vs frontière
78% similar
frontier vs frontières
70% similar

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

Key facts for frontier
PropertyValue
Headwordfrontier
LanguageFrench
Part of speechAdjective
Letters8
Frequency rank#45,623
Misspellings tracked12
Confusable pairs6
SourceWiktionary (kaikki.org)

Where “frontier” sits in French 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). frontier 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 French entry for frontier is 8 letters long, classified as an adjective. Corpus data places it at rank #45,623 in overall French word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 12 likely wrong-spelling variants for frontier, with forms such as "ffrontier", "forntier", and "frnotier". 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 6 confusable-pair relationships, "frotter", "frontière", "frontières", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

This entry carries no recorded etymology, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct French form is frontier, spelled F-R-O-N-T-I-E-R.

Definition

  1. 1
    Frontalier, limitrophe.
  2. 2
    de pointe (dans le cas de frontier technologies)

Common misspellings

Also misspelled as: ffrontier,forntier,frnotier,froniter,fronntier,fronteir,frontierr,frontire,fronttier,frotnier,frrontier,rfontier

Misspelling Pattern Breakdown

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

ffrontier1forntier2frnotier2froniter2fronntier1fronteir2frontierr1frontire2
Edit distance from "frontier"

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 French corpus, MIT). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "frontier"?
"frontier" is spelled F-R-O-N-T-I-E-R.
What does "frontier" mean?
As an adjective, "frontier" means: Frontalier, limitrophe.
What words are commonly confused with "frontier"?
"frontier" is commonly confused with "frotter", "frontière", "frontières". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
What language does "frontier" come from?
"frontier" is a French word. PlainSpell's reference spans five languages -- English, Spanish, Portuguese, French, and German -- with definitions, pronunciations, and spelling data for each.
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 “frontier”

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

  • The one correct French spelling is F-R-O-N-T-I-E-R - every other letter order is a misspelling in standard orthography.
  • Don't mix it up with “frotter” - see the side-by-side comparison. frontier vs frotter
  • Browse more French words and confusable pairs in the same reference. French 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