unflagging

adj

"unflagging" is a 10-letter English headword indexed on PlainSpell.

The verdict

“unflagging” is uncommon English (outside the top frequency list), classed as an adjective. The kind of spelling people second-guess.

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Never tiring or lacking energy; without rest; without slowing.

Key facts for unflagging
PropertyValue
Headwordunflagging
LanguageEnglish
Part of speechAdjective
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “unflagging” sits in English frequency

unflagging 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.

Rare enough to double-check

unflagging is uncommon English outside the top frequency list, classed as anadjective. Rarity is why readers land here mid-draft. Gloss: "Never tiring or lacking energy; without rest; without slowing.".

unflagging doesn't appear in our generated misspelling index, since its letter sequence doesn't invite the usual edit-distance slips. Our dataset records no confusable match here, since no other headword is close enough in sound or shape to pair with it.

Etymologically, the entry records: From un- + flagging. The correct English form is unflagging, spelled U-N-F-L-A-G-G-I-N-G.

Definition

  1. 1
    Never tiring or lacking energy; without rest; without slowing.

Etymology

From un- + flagging.

Synonyms

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 "unflagging"?
"unflagging" is spelled U-N-F-L-A-G-G-I-N-G.
What does "unflagging" mean?
As an adjective, "unflagging" means: Never tiring or lacking energy; without rest; without slowing.
What is the origin of the word "unflagging"?
From un- + flagging. 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 “unflagging”

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

  • The one correct English spelling is U-N-F-L-A-G-G-I-N-G - 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