specious

/ˈspiːʃəs/

//ˈspiːʃəs// adj

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

"specious" is a 8-letter English headword indexed on PlainSpell.

The verdict

“specious” is uncommon English (frequency #56,460 among 6,566 “S” headwords), classed as an adjective. The kind of spelling people second-guess.

#56,460
frequency rank, English
6,566
“S” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Seemingly well-reasoned, plausible or true, but actually fallacious.

Corpus desk

Index EN-specious · specious · English

specious · rank #56,460 · 0 variants · 0 confusables

  • FREQ-RARE #56,460
  • LEN-LONG 8 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-DENSE 6,566
  • PHOTO-FINISH spats

Nearest frequency peer: spats (-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 “specious”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for specious
PropertyValue
Headwordspecious
LanguageEnglish
Part of speechAdjective
IPA/ˈspiːʃəs/
Letters8
Frequency rank#56,460
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “specious” 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).speciousfalls 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: “spats” (#56,459), “speight” (#56,461), “soylent” (#56,458). Among 6,566 “S” headwords, “specious” is #56,460. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

specious is uncommon English at frequency #56,460 among 6,566 “S” headwords, classed as anadjective, transcribed /ˈspiːʃəs/. Rarity is why readers land here mid-draft. 4 senses are on record.

We couldn't generate a plausible misspelling set for specious, typically a sign the spelling maps closely to how the word sounds. We don't track a confusable pairing for this entry, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From Middle English speciose, specious, from Anglo-Norman specious, Middle French specieux, and their etymon Latin speciōsus (“good-looking”). The correct English form is specious, spelled S-P-E-C-I-O-U-S.

Definition

  1. 1
    Seemingly well-reasoned, plausible or true, but actually fallacious.
  2. 2
    Employing fallacious but deceptively plausible arguments; deceitful.
  3. 3
    Having an attractive appearance intended to generate a favorable response; deceptively attractive.
  4. 4
    Beautiful, pleasing to look at.

Recorded use

Wiktionary examples

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

  1. This idea that we must see through what we have started is specious, however good it may sound.
  2. now to the discourse itself, voluble enough, and full of sentence, but that, for the most part, either specious rather than solid, or to his cause nothing pertinent.

Etymology

From Middle English speciose, specious, from Anglo-Norman specious, Middle French specieux, and their etymon Latin speciōsus (“good-looking”).

This word in other languages

fingido(Español)spécieux(Français)vordergründig(Deutsch)especioso(Português)

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 "specious"?
"specious" is spelled S-P-E-C-I-O-U-S. The IPA pronunciation is /ˈspiːʃəs/.
What does "specious" mean?
As an adjective, "specious" means: Seemingly well-reasoned, plausible or true, but actually fallacious.
How do you pronounce "specious"?
The IPA (International Phonetic Alphabet) transcription for "specious" is /ˈspiːʃəs/. 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 "specious"?
From Middle English speciose, specious, from Anglo-Norman specious, Middle French specieux, and their etymon Latin speciōsus (“good-looking”). 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 "specious", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

Staggers#56,464somthing#56,455Supremes#56,473swatting#56,474

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

Source: FrequencyWords open word-frequency list