suck up

verb

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

The verdict

“suck up” is outside the top-ranked English vocabulary, used as a verb - the kind of word writers most often double-check.

Unranked
below top-frequency English
7
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To absorb (fluid).

Key facts for suck up
PropertyValue
Headwordsuck up
LanguageEnglish
Part of speechVerb
Letters7
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “suck up” sits in English frequency

suck up falls outside the top-100,000 ranked English words, the long-tail zone of technical, archaic, or low-frequency vocabulary, exactly where readers second-guess spellings most.

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

Spelling & Dictionary Insight

The English entry for suck up is 7 letters long, classified as a verb. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 3 distinct senses for this headword, so context determines which meaning a reader should apply.

We couldn't generate a plausible misspelling set for suck up, typically a sign the spelling maps closely to how the word sounds. No confusable counterpart is on file for this word, which typically means the spelling is too distinctive to be mistaken for another word.

No explicit etymology string is stored for this entry, so its spelling is best read as a straightforward mapping from sound to letter. The correct English form is suck up, spelled S-U-C-K- -U-P.

Definition

  1. 1
    To absorb (fluid).
  2. 2
    To adulate or flatter (someone) excessively, generally to obtain some personal benefit or favour.
  3. 3
    To fellate (someone).

Synonyms

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

Frequently Asked Questions

How do you spell "suck up"?
"suck up" is spelled S-U-C-K- -U-P.
What does "suck up" mean?
As a verb, "suck up" means: To absorb (fluid).
What language does "suck up" come from?
"suck 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.

Using “suck up”

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

  • The one correct English spelling is S-U-C-K- -U-P - every other letter order is a misspelling in standard orthography.
  • 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