callous

/ˈkæləs/

//ˈkæləs// adj

"callous" is a 7-letter English headword indexed on PlainSpell.

The verdict

“callous” is a moderately-common English word, ranked #26,355 in English word frequency and used as an adjective.

#26,355
frequency rank, English
7
letters
8
tracked misspellings
5
confusable pairs

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Emotionally hardened; unfeeling and indifferent to the suffering/feelings of others.

Visual similarity to commonly confused words

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

callous vs calls
71% similar
callous vs Carlos
57% similar
callous vs Callum
57% similar

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

Key facts for callous
PropertyValue
Headwordcallous
LanguageEnglish
Part of speechAdjective
IPA/ˈkæləs/
Letters7
Frequency rank#26,355
Misspellings tracked8
Confusable pairs5
SourceWiktionary (kaikki.org)

Where “callous” 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). callous 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 callous is 7 letters long, classified as an adjective, and transcribed in the International Phonetic Alphabet as /ˈkæləs/. Corpus data places it at rank #26,355 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

Our generated misspelling index lists 8 likely wrong-spelling variants for callous, with forms such as "acllous", "callosu", and "callouss". Each variant is a distinct typo pattern an edit-distance generator flags, typically a doubled-consonant error, a silent-letter drop, or a vowel substitution. It also participates in 5 confusable-pair relationships, "calls", "Carlos", "Callum", and more, where similar look or sound leads writers to substitute one word for another in context.

Etymologically, the entry records: From Latin callōsus (“hard-skinned”), from callum (“hardened skin”) + -ōsus. The correct English form is callous, spelled C-A-L-L-O-U-S.

Definition

  1. 1
    Emotionally hardened; unfeeling and indifferent to the suffering/feelings of others.
  2. 2
    Having calluses, or relating to calluses.

Etymology

From Latin callōsus (“hard-skinned”), from callum (“hardened skin”) + -ōsus.

This word in other languages

Common misspellings

Also misspelled as: acllous,callosu,callouss,calluos,calolus,calous,ccallous,clalous

Misspelling Pattern Breakdown

How far each generated variant is from the correct spelling of callous - expressed in single-character edits (insert, delete, or swap one letter). Bigger bars stand out at a glance; a one-edit slip is the hardest to catch.

acllous2callosu2callouss1calluos2calolus2calous1ccallous1clalous2
Edit distance from "callous"

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 "callous"?
"callous" is spelled C-A-L-L-O-U-S. The IPA pronunciation is /ˈkæləs/.
What does "callous" mean?
As an adjective, "callous" means: Emotionally hardened; unfeeling and indifferent to the suffering/feelings of others.
What words are commonly confused with "callous"?
"callous" is commonly confused with "calls", "Carlos", "Callum". These words look or sound similar but have different meanings. PlainSpell provides detailed comparisons for each pair.
How do you pronounce "callous"?
The IPA (International Phonetic Alphabet) transcription for "callous" is /ˈkæləs/. 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 "callous"?
From Latin callōsus (“hard-skinned”), from callum (“hardened skin”) + -ōsus. 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 “callous”

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

  • The one correct English spelling is C-A-L-L-O-U-S - every other letter order is a misspelling in standard orthography.
  • Say it as /ˈkæləs/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • Don't mix it up with “calls” - see the side-by-side comparison. callous vs calls
  • 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