heartsick

adj

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

The verdict

“heartsick” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Very despondent or sorrowful; heartsore.

Corpus desk

Index EN-heartsick · heartsick · English

heartsick · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "H" thin
  • PHOTO-UNK Peer pending

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.

Key facts for heartsick
PropertyValue
Headwordheartsick
LanguageEnglish
Part of speechAdjective
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “heartsick” in English

heartsickranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

heartsick is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Very despondent or sorrowful; heartsore.".

heartsick has no tracked misspelling variants, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From heart + sick. The correct English form is heartsick, spelled H-E-A-R-T-S-I-C-K.

Definition

  1. 1
    Very despondent or sorrowful; heartsore.

Recorded use

Wiktionary example

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

  1. I stood close to heartsick mourners and worried that I would not sustain the enormousness of their spiritual weight.

Etymology

From heart + sick.

Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "heartsick"?
"heartsick" is spelled H-E-A-R-T-S-I-C-K.
What does "heartsick" mean?
As an adjective, "heartsick" means: Very despondent or sorrowful; heartsore.
What is the origin of the word "heartsick"?
From heart + sick. 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.

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

Source: FrequencyWords open word-frequency list