sick up

verb

"sick-up" is a 6-letter English headword indexed on PlainSpell.

The verdict

“sick up” is uncommon English (outside the top frequency list), classed as a verb. The kind of spelling people second-guess.

Unranked
below top-frequency English
7
letters

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

Corpus desk

Index EN-sick-up · sick up · English

sick up · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 7 letters
  • VOW-2 2 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 sick up
PropertyValue
Headwordsick up
LanguageEnglish
Part of speechVerb
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “sick up” in English

sick upsits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

sick up is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. Gloss: "To vomit.".

No generated misspelling entries exist for sick up in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. It is not paired with a close-neighbour confusable in our dataset, a sign it's visually distinctive enough not to be mixed up with another word.

This entry's etymology isn't recorded, so its spelling is best read as a straightforward mapping from sound to letter. The correct English form is sick up, spelled S-I-C-K- -U-P.

Definition

  1. 1
    To vomit.

Recorded use

Wiktionary examples

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

  1. I had like pains all over and felt I could sick up and at the same time not sick up, and I began to feel like in distress, O my brothers, being fixed rigid too on this chair.
  2. "... Anyway, this chick was drinking shots with Dave and Eric and this other chick, and she started getting sick. Eric was like 'Don't let 'er sick up in 'ere,” and next thing anybody knew, she sticks her head out the window and blew lunch all over.”

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 "sick up"?
"sick up" is spelled S-I-C-K- -U-P.
What does "sick up" mean?
As a verb, "sick up" means: To vomit.
What language does "sick up" come from?
"sick up" is a English word. You can look up definitions, pronunciations, and spelling data for this and other words across English, Spanish, Portuguese, French, and German on PlainSpell.
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