secondary

/ˈsɛkənd(ə)ɹɪ/

//ˈsɛkənd(ə)ɹɪ// adj

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

The verdict

“secondary” is a regularly-used English word, ranked #2,861 in English word frequency and used as an adjective.

#2,861
frequency rank, English
9
letters
14
tracked misspellings
1
confusable pair

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Next in order to the first or primary; of second place in origin, rank, etc.

Visual similarity to commonly confused words

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

secondary vs secondly
78% similar

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

Key facts for secondary
PropertyValue
Headwordsecondary
LanguageEnglish
Part of speechAdjective
IPA/ˈsɛkənd(ə)ɹɪ/
Letters9
Frequency rank#2,861
Misspellings tracked14
Confusable pairs1
SourceWiktionary (kaikki.org)

Where “secondary” 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). secondary 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 secondary is 9 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈsɛkənd(ə)ɹɪ/. Corpus data places it at rank #2,861 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 12 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 14 likely wrong-spelling variants for secondary, with forms such as "escondary", "sceondary", and "seccondary". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 1 confusable-pair relationship, "secondly", a pairing that trips writers up because the two words share enough sound or shape to blur together.

Etymologically, the entry records: From Middle English secundarie, from Latin secundārius (“of the second class or quality”), from secundus (whence the English second) + -ārius (whence the English suffix -ary), equivalent to second + -ary; compare the French secondaire, the Italian secondari… The correct English form is secondary, spelled S-E-C-O-N-D-A-R-Y.

Definition

  1. 1
    Next in order to the first or primary; of second place in origin, rank, etc.
  2. 2
    Originating from a deputy or delegated person or body.
  3. 3
    Derived from a parent compound by replacement of two atoms of hydrogen by organic radicals.
  4. 4
    Produced by alteration or deposition subsequent to the formation of the original rock mass.
  5. 5
    Developed by pressure or other causes.
  6. 6
    Pertaining to the second joint of the wing of a bird.
  7. 7
    Dependent or consequent upon another disease, or occurring in the second stage of a disease.
  8. 8
    Of less than primary importance.
  9. 9
    Related to secondary education, i.e. schooling between the ages of (approximately) 11 and 18.
  10. 10
    Relating to the manufacture of goods from raw materials.
  11. 11
    Formed by mixing primary colors.
  12. 12
    Representing a reversion to an ancestral state.

Etymology

From Middle English secundarie, from Latin secundārius (“of the second class or quality”), from secundus (whence the English second) + -ārius (whence the English suffix -ary), equivalent to second + -ary; compare the French secondaire, the Italian secondario, the Occitan secundari, the Portuguese secundario, and the Spanish secundario.

This word in other languages

Common misspellings

Also misspelled as: escondary,sceondary,seccondary,secnodary,secodnary,seconadry,secondarry,secondaryy,secondayr,seconddary,secondray,seconndary,seocndary,ssecondary

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of secondary - 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.

escondary2sceondary2seccondary1secnodary2secodnary2seconadry2secondarry1secondaryy1
Edit distance from "secondary"

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 "secondary"?
"secondary" is spelled S-E-C-O-N-D-A-R-Y. The IPA pronunciation is /ˈsɛkənd(ə)ɹɪ/.
What does "secondary" mean?
As an adjective, "secondary" means: Next in order to the first or primary; of second place in origin, rank, etc.
What words are commonly confused with "secondary"?
"secondary" is commonly confused with "secondly". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "secondary"?
The IPA (International Phonetic Alphabet) transcription for "secondary" is /ˈsɛkənd(ə)ɹɪ/. 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 "secondary"?
From Middle English secundarie, from Latin secundārius (“of the second class or quality”), from secundus (whence the English second) + -ārius (whence the English suffix -ary), equivalent to second + -ary; compare the French secondaire, the Italian... 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 “secondary”

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

  • The one correct English spelling is S-E-C-O-N-D-A-R-Y - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈsɛkənd(ə)ɹɪ/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “secondly” - see the side-by-side comparison. secondary vs secondly
  • 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