suck in

verb

"suck-in" is a 6-letter English headword indexed on PlainSpell.

The verdict

“suck in” 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 draw inward using suction. Used other than figuratively or idiomatically: see suck, in.

Corpus desk

Index EN-suck-in · suck in · English

suck in · 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 suck in
PropertyValue
Headwordsuck in
LanguageEnglish
Part of speechVerb
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “suck in” in English

suck insits 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

suck in is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. 2 senses are on record.

No generated misspelling entries exist for suck in in our index, suggesting the orthography follows predictable English patterns. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.

No documented word history exists for this headword, so its spelling is easiest explained by how it's pronounced rather than where it came from. The correct English form is suck in, spelled S-U-C-K- -I-N.

Definition

  1. 1
    To draw inward using suction. Used other than figuratively or idiomatically: see suck, in.
  2. 2
    To cause (someone) to become slowly more and more involved in some business or situation that may not be to their advantage.

Recorded use

Wiktionary examples

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

  1. This is the component of the vacuum cleaner that sucks in dust.
  2. I sucked in my belly, hoping to hide the extra weight I had put on over the holidays.

Synonyms

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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "suck in"?
"suck in" is spelled S-U-C-K- -I-N.
What does "suck in" mean?
As a verb, "suck in" means: To draw inward using suction. Used other than figuratively or idiomatically: see suck, in.
What language does "suck in" come from?
"suck in" is a English word. PlainSpell covers definitions, pronunciations, and spelling data across English, Spanish, Portuguese, French, and German.
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