carcinoid

noun

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

The verdict

“carcinoid” is uncommon English (frequency #95,796 among 5,599 “C” headwords), classed as a noun. The kind of spelling people second-guess.

#95,796
frequency rank, English
5,599
“C” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A form of slow-growing tumour originating in the neuroendocrine system.

Corpus desk

Index EN-carcinoid · carcinoid · English

carcinoid · rank #95,796 · 0 variants · 0 confusables

  • FREQ-RARE #95,796
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 5,599
  • PHOTO-FINISH caracal

Nearest frequency peer: caracal (-1 rank slots)

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.

Long-tail ranks near “carcinoid”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “carcinoid” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for carcinoid
PropertyValue
Headwordcarcinoid
LanguageEnglish
Part of speechNoun
Letters9
Frequency rank#95,796
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “carcinoid” in English

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right).carcinoidfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “caracal” (#95,795), “carinae” (#95,797), “Carinthia” (#95,798). Among 5,599 “C” headwords, “carcinoid” is #95,796. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

carcinoid is uncommon English at frequency #95,796 among 5,599 “C” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A form of slow-growing tumour originating in the neuroendocrine system.".

The misspelling generator found no plausible variants for carcinoid, a sign its spelling follows regular English conventions. No close-neighbour confusable shows up for this headword in our dataset, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From carcino- + -oid. The correct English form is carcinoid, spelled C-A-R-C-I-N-O-I-D.

Definition

  1. 1
    A form of slow-growing tumour originating in the neuroendocrine system.

Etymology

From carcino- + -oid.

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 "carcinoid"?
"carcinoid" is spelled C-A-R-C-I-N-O-I-D.
What does "carcinoid" mean?
As a noun, "carcinoid" means: A form of slow-growing tumour originating in the neuroendocrine system.
What is the origin of the word "carcinoid"?
From carcino- + -oid. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "carcinoid", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list