Rost

[ʁɔst]

/[ʁɔst]/ noun

The verdict

“Rost” is a moderately-common German word, ranked #14,913 in German word frequency and used as a noun.

#14,913
frequency rank, German
4
letters
6
tracked misspellings
20
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - rötlich braunes Produkt der Korrosion von Eisen

Visual similarity to commonly confused words

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

Rost vs Rs
50% similar
Rost vs rot
50% similar
Rost vs RSS
25% similar

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

Key facts for Rost
PropertyValue
HeadwordRost
LanguageGerman
Part of speechNoun
IPA[ʁɔst]
Letters4
Frequency rank#14,913
Misspellings tracked6
Confusable pairs20
SourceWiktionary (kaikki.org)

Where “Rost” sits in German 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). Rost 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 German entry for Rost is 4 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as [ʁɔst]. Corpus data places it at rank #14,913 in overall German 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 6 likely wrong-spelling variants for Rost, with forms such as "orst", "rosst", and "rostt". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 20 confusable-pair relationships, "Rs", "rot", "RSS", and more, a pairing that trips writers up because the two words share enough sound or shape to blur together.

This headword's origin isn't recorded in our source data, so its spelling is best explained by sound-to-letter mapping rather than etymology. The correct German form is Rost, spelled R-O-S-T.

Definition

  1. 1
    rötlich braunes Produkt der Korrosion von Eisen
  2. 2
    mit rötlich brauner Verfärbung einhergehende Krankheit von Pflanzen durch Pilze

Synonyms

EisenoxidLimonit

This word in other languages

Common misspellings

Also misspelled as: orst,rosst,rostt,rots,rrost,rsot

Misspelling Pattern Breakdown

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

orst2rosst1rostt1rots2rrost1rsot2
Edit distance from "Rost"

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

Frequently Asked Questions

How do you spell "Rost"?
"Rost" is spelled R-O-S-T. The IPA pronunciation is [ʁɔst].
What does "Rost" mean?
As a noun, "Rost" means: rötlich braunes Produkt der Korrosion von Eisen
What words are commonly confused with "Rost"?
"Rost" is commonly confused with "Rs", "rot", "RSS". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "Rost"?
The IPA (International Phonetic Alphabet) transcription for "Rost" is [ʁɔst]. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What language does "Rost" come from?
"Rost" is a German word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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 “Rost”

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

  • The one correct German spelling is R-O-S-T - every other letter order is a misspelling in standard orthography.
  • Say it as [ʁɔst] (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “Rs” - see the side-by-side comparison. Rost vs Rs
  • Browse more German words and confusable pairs in the same reference. German 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