undertow

verb

"undertow" is a 8-letter English headword indexed on PlainSpell.

The verdict

“undertow” is uncommon English (frequency #57,799 among 1,433 “U” headwords), classed as a verb. The kind of spelling people second-guess.

#57,799
frequency rank, English
1,433
“U” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To pull or tow under; drag beneath; pull down.

Corpus desk

Index EN-undertow · undertow · English

undertow · rank #57,799 · 0 variants · 0 confusables

  • FREQ-RARE #57,799
  • LEN-LONG 8 letters
  • VOW-3 3 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,433
  • PHOTO-FINISH underemployed

Nearest frequency peer: underemployed (-1 rank slots)

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.

Long-tail ranks near “undertow”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

What this shows Long-tail view: where “undertow” sits against similarly uncommon English ranks.

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for undertow
PropertyValue
Headwordundertow
LanguageEnglish
Part of speechVerb
Letters8
Frequency rank#57,799
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “undertow” in English

This scale runs from the tiny cluster of words that carry ordinary speech (left) to the long tail of words almost nobody reaches for (right).undertowfalls in this rarity band:

#1#100#1K#10K#100K
← used constantlyrarely used →

Scale is logarithmic (each tick is 10× rarer). Rare peers in the same band: “underemployed” (#57,798), “unmasking” (#57,800), “uncircumcised” (#57,797). Among 1,433 “U” headwords, “undertow” is #57,799. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

undertow is uncommon English at frequency #57,799 among 1,433 “U” headwords, classed as averb. Rarity is why readers land here mid-draft. 3 senses are on record.

Our edit-distance generator produced no likely misspellings for undertow, since its letter sequence doesn't invite the usual edit-distance slips. Our confusable-pair dataset has no match for it, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From under- + tow. The correct English form is undertow, spelled U-N-D-E-R-T-O-W.

Definition

  1. 1
    To pull or tow under; drag beneath; pull down.
  2. 2
    To pull down by, or as by, an undertow.
  3. 3
    To flow or behave as an undertow.

Recorded use

Wiktionary examples

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

  1. Off in a gallop the General wheeled vanishing, And sped his steed away into the blue, When Lineoln now alone let go his speech Which had before been undertowed by force, [...]
  2. A sense that the air, a sighting of muddy river, or that outcrop of rock so implacably bland in the light of midday, is undertowed by memory.

Etymology

From under- + tow.

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 "undertow"?
"undertow" is spelled U-N-D-E-R-T-O-W.
What does "undertow" mean?
As a verb, "undertow" means: To pull or tow under; drag beneath; pull down.
What is the origin of the word "undertow"?
From under- + tow. 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.

Similar English words by spelling shape

Same letter count and similar misspelling depth for "undertow", not the corpus desk frequency band.

Same letter count

Frequency-ranked English headwords with 8 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list