radiant

/ˈɹeɪ.di.ənt/

//ˈɹeɪ.di.ənt// adj

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

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

The verdict

“radiant” is a moderately-common English word, ranked #15,252 in English word frequency and used as an adjective.

#15,252
frequency rank, English
7
letters
10
tracked misspellings
5
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Radiating light and/or heat.

Visual similarity to commonly confused words

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

radiant vs rampant
71% similar
radiant vs reliant
71% similar
radiant vs radiate
71% similar

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

Key facts for radiant
PropertyValue
Headwordradiant
LanguageEnglish
Part of speechAdjective
IPA/ˈɹeɪ.di.ənt/
Letters7
Frequency rank#15,252
Misspellings tracked10
Confusable pairs5
SourceWiktionary (kaikki.org)

Where “radiant” 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). radiant 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 English entry for radiant is 7 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈɹeɪ.di.ənt/. Corpus data places it at rank #15,252 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 7 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 10 likely wrong-spelling variants for radiant, with forms such as "ardiant", "radaint", and "raddiant". 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 5 confusable-pair relationships, "rampant", "reliant", "radiate", and more, since the words sound or look close enough that writers reach for the wrong one mid-sentence.

Etymologically, the entry records: From Middle English radyant, from Latin radiāns, radiantis, present participle of radiāre (“to emit rays or beams”). The correct English form is radiant, spelled R-A-D-I-A-N-T.

Definition

  1. 1
    Radiating light and/or heat.
  2. 2
    Emitted as radiation.
  3. 3
    Beaming with vivacity and happiness.
  4. 4
    Strikingly beautiful.
  5. 5
    Emitting or proceeding as if from a center.
  6. 6
    Giving off rays.
  7. 7
    Having a ray-like appearance, like the large marginal flowers of certain umbelliferous plants; said also of the cluster which has such marginal flowers.

Etymology

From Middle English radyant, from Latin radiāns, radiantis, present participle of radiāre (“to emit rays or beams”).

This word in other languages

radiante(Español)solaire(Français)radiante(Português)

Common misspellings

Also misspelled as: ardiant,radaint,raddiant,radiannt,radiantt,radiatn,radinat,raidant,rdaiant,rradiant

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of radiant - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.

ardiant2radaint2raddiant1radiannt1radiantt1radiatn2radinat2raidant2
Edit distance from "radiant"

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 "radiant"?
"radiant" is spelled R-A-D-I-A-N-T. The IPA pronunciation is /ˈɹeɪ.di.ənt/.
What does "radiant" mean?
As an adjective, "radiant" means: Radiating light and/or heat.
What words are commonly confused with "radiant"?
"radiant" is commonly confused with "rampant", "reliant", "radiate". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "radiant"?
The IPA (International Phonetic Alphabet) transcription for "radiant" is /ˈɹeɪ.di.ənt/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "radiant"?
From Middle English radyant, from Latin radiāns, radiantis, present participle of radiāre (“to emit rays or beams”). 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.

Using “radiant”

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

  • The one correct English spelling is R-A-D-I-A-N-T - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈɹeɪ.di.ənt/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “rampant” - see the side-by-side comparison. radiant vs rampant
  • Browse more English words and confusable pairs in the same reference. English 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