undertime

/ˌʌn.dəɹˈtaɪ̯m/

//ˌʌn.dəɹˈtaɪ̯m// verb

By · According to Wiktionary data (CC BY-SA) ·

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

The verdict

“undertime” 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
9
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - To measure wrongly, so that it seems to take less time than actually required.

Key facts for undertime
PropertyValue
Headwordundertime
LanguageEnglish
Part of speechVerb
IPA/ˌʌn.dəɹˈtaɪ̯m/
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “undertime” sits in English frequency

undertime 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 undertime is 9 letters long, classified as a verb, and transcribed in the International Phonetic Alphabet as /ˌʌn.dəɹˈtaɪ̯m/. It sits outside the most-frequent rank tiers, which is often why uncommon words generate more spelling variants per reader. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

undertime doesn't appear in our generated misspelling index, suggesting the orthography follows predictable English patterns. No confusable counterpart is on file for this word, since its spelling is unusual enough that it doesn't cluster with a lookalike.

Etymologically, the entry records: From under- + time. The correct English form is undertime, spelled U-N-D-E-R-T-I-M-E.

Definition

  1. 1
    To measure wrongly, so that it seems to take less time than actually required.
  2. 2
    To underexpose.

Etymology

From under- + time.

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 "undertime"?
"undertime" is spelled U-N-D-E-R-T-I-M-E. The IPA pronunciation is /ˌʌn.dəɹˈtaɪ̯m/.
What does "undertime" mean?
As a verb, "undertime" means: To measure wrongly, so that it seems to take less time than actually required.
How do you pronounce "undertime"?
The IPA (International Phonetic Alphabet) transcription for "undertime" is /ˌʌn.dəɹˈtaɪ̯m/. Click the speaker icon on the pronunciation badge above to hear it spoken aloud where audio is available.
What is the origin of the word "undertime"?
From under- + time. 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.

Using “undertime”

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

  • The one correct English spelling is U-N-D-E-R-T-I-M-E - every other letter order is a misspelling in standard orthography.
  • Say it as /ˌʌn.dəɹˈtaɪ̯m/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
  • 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