immobility

noun

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

The verdict

“immobility” is uncommon English (frequency #62,987 among 2,140 “I” headwords), classed as a noun. The kind of spelling people second-guess.

#62,987
frequency rank, English
2,140
“I” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - The quality of not moving.

Corpus desk

Index EN-immobility · immobility · English

immobility · rank #62,987 · 0 variants · 0 confusables

  • FREQ-RARE #62,987
  • LEN-MEGA 10 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 2,140
  • PHOTO-FINISH imminently

Nearest frequency peer: imminently (-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 “immobility”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for immobility
PropertyValue
Headwordimmobility
LanguageEnglish
Part of speechNoun
Letters10
Frequency rank#62,987
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “immobility” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).immobilityfalls in this rarity band:

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

Ticks step logarithmically, so each one marks a roughly tenfold drop in how often the word turns up. Rare peers in the same band: “imminently” (#62,986), “immobilize” (#62,988), “imperator” (#62,989). Among 2,140 “I” headwords, “immobility” is #62,987. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

immobility is uncommon English at frequency #62,987 among 2,140 “I” headwords, classed as anoun. Rarity is why readers land here mid-draft. 2 senses are on record.

Our edit-distance generator produced no likely misspellings for immobility, a sign its spelling follows regular English conventions. No close-neighbour confusable shows up for this headword in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From Middle French immobilité, equivalent to immobile + -ity. The correct English form is immobility, spelled I-M-M-O-B-I-L-I-T-Y.

Definition

  1. 1
    The quality of not moving.
  2. 2
    The state or condition of being unable to change one's location, move or be moved.

Recorded use

Wiktionary examples

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

  1. Common to all Regions were frozen points, which were troublesome not only because of immobility, but because failure to close prevented operation of detector circuits.
  2. See how he still covers his face with his hands when he sees me and his immobility and fixed stare are often evident.

Etymology

From Middle French immobilité, equivalent to immobile + -ity.

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 "immobility"?
"immobility" is spelled I-M-M-O-B-I-L-I-T-Y.
What does "immobility" mean?
As a noun, "immobility" means: The quality of not moving.
What is the origin of the word "immobility"?
From Middle French immobilité, equivalent to immobile + -ity. 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 "immobility", 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