founding member

noun

"founding-member" is a 14-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
15
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - A member of an organization that was involved in, or whose membership commenced with, the organization's foundation.

Corpus desk

Index EN-founding-member · founding member · English

founding member · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 15 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "F" 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 founding member
PropertyValue
Headwordfounding member
LanguageEnglish
Part of speechNoun
Letters15
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “founding member” in English

founding memberfalls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Rare enough to double-check

founding member is uncommon English outside the top frequency list, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "A member of an organization that was involved in, or whose membership commenced with, the organization's foundation.".

No generated misspelling entries exist for founding member in our index, suggesting the orthography follows predictable English patterns. We don't track a confusable pairing for this entry, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

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 English form is founding member, spelled F-O-U-N-D-I-N-G- -M-E-M-B-E-R.

Definition

  1. 1
    A member of an organization that was involved in, or whose membership commenced with, the organization's foundation.

Recorded use

Wiktionary example

These source excerpts show how founding member appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.

  1. The United Nations had 77 founding members.

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 "founding member"?
"founding member" is spelled F-O-U-N-D-I-N-G- -M-E-M-B-E-R.
What does "founding member" mean?
As a noun, "founding member" means: A member of an organization that was involved in, or whose membership commenced with, the organization's foundation.
What language does "founding member" come from?
"founding member" 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.

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

Source: FrequencyWords open word-frequency list