root rot

noun

"root-rot" is a 7-letter English headword indexed on PlainSpell.

The verdict

“root rot” is uncommon English (outside the top frequency list), classed as a noun. The kind of spelling people second-guess.

Unranked
below top-frequency English
8
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Any of several plant fungal diseases caused by having overwet roots.

Corpus desk

Index EN-root-rot · root rot · English

root rot · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "R" thin
  • PHOTO-UNK Peer pending

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.

Key facts for root rot
PropertyValue
Headwordroot rot
LanguageEnglish
Part of speechNoun
Letters8
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “root rot” in English

root rotsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

root rot is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Any of several plant fungal diseases caused by having overwet roots.".

root rot doesn't appear in our generated misspelling index, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From root + rot. The correct English form is root rot, spelled R-O-O-T- -R-O-T.

Definition

  1. 1
    Any of several plant fungal diseases caused by having overwet roots.

Etymology

From root + rot.

This word in other languages

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "root rot"?
"root rot" is spelled R-O-O-T- -R-O-T.
What does "root rot" mean?
As a noun, "root rot" means: Any of several plant fungal diseases caused by having overwet roots.
What is the origin of the word "root rot"?
From root + rot. 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.

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

Source: FrequencyWords open word-frequency list