overactive

adj

"overactive" is a 10-letter English headword indexed on PlainSpell.

The verdict

“overactive” is uncommon English (frequency #53,152 among 1,431 “O” headwords), classed as an adjective. The kind of spelling people second-guess.

#53,152
frequency rank, English
1,431
“O” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Excessively active.

Corpus desk

Index EN-overactive · overactive · English

overactive · rank #53,152 · 0 variants · 0 confusables

  • FREQ-RARE #53,152
  • LEN-MEGA 10 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,431
  • PHOTO-FINISH ostensible

Nearest frequency peer: ostensible (-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 “overactive”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for overactive
PropertyValue
Headwordoveractive
LanguageEnglish
Part of speechAdjective
Letters10
Frequency rank#53,152
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “overactive” in English

Word frequency stretches from the small set of words we reach for constantly (left) out to the long tail barely used once in a while (right).overactivefalls 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: “ostensible” (#53,151), “Oregonian” (#53,149), “paves” (#53,156). Among 1,431 “O” headwords, “overactive” is #53,152. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

overactive is uncommon English at frequency #53,152 among 1,431 “O” headwords, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Excessively active.".

No misspelling variants are generated for overactive in our index, which points to an orthography that plays by predictable English rules. This entry stands alone in our confusable dataset, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From over- + active. The correct English form is overactive, spelled O-V-E-R-A-C-T-I-V-E.

Definition

  1. 1
    Excessively active.

Etymology

From over- + active.

Synonyms

Antonyms

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); 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 "overactive"?
"overactive" is spelled O-V-E-R-A-C-T-I-V-E.
What does "overactive" mean?
As an adjective, "overactive" means: Excessively active.
What is the origin of the word "overactive"?
From over- + active. 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 "overactive", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 10 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list