reddening

noun

"reddening" is a 9-letter English headword indexed on PlainSpell.

The verdict

“reddening” is uncommon English (frequency #94,175 among 21,470 “R” headwords), classed as a noun. The kind of spelling people second-guess.

#94,175
frequency rank, English
21,470
“R” headwords

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The act or process of becoming red or redder.

Key facts for reddening
PropertyValue
Headwordreddening
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#94,175
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “reddening” sits in English 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). reddening lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Rare enough to double-check

reddening is uncommon English at frequency #94,175 among 21,470 “R” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "The act or process of becoming red or redder.".

We couldn't generate a plausible misspelling set for reddening, and the word's spelling is regular enough that our generator found nothing worth flagging. No close-neighbour confusable shows up for this headword in our dataset, which tends to mean the word is visually distinctive enough to stand on its own.

This headword's origin isn't recorded in our source data, leaving phoneme-to-grapheme mapping as the best guide to its spelling rather than a borrowing history. The correct English form is reddening, spelled R-E-D-D-E-N-I-N-G.

Definition

  1. 1
    The act or process of becoming red or redder.

Antonyms

dereddeningunreddened

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 "reddening"?
"reddening" is spelled R-E-D-D-E-N-I-N-G.
What does "reddening" mean?
As a noun, "reddening" means: The act or process of becoming red or redder.
What language does "reddening" come from?
"reddening" is a English 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 “reddening”

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

  • The one correct English spelling is R-E-D-D-E-N-I-N-G - every other letter order is a misspelling in standard orthography.
  • Browse more English words and confusable pairs in the same reference. English words

Other uncommon English words near this rank

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