regretfully

adv

"regretfully" is a 11-letter English headword indexed on PlainSpell.

The verdict

“regretfully” is an uncommon English word, ranked #53,205 in English word frequency and used as an adverb.

#53,205
frequency rank, English
11
letters

According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - In a regretful manner, with regret.

Key facts for regretfully
PropertyValue
Headwordregretfully
LanguageEnglish
Part of speechAdverb
Letters11
Frequency rank#53,205
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Where “regretfully” sits in English frequency

Every-word frequency runs from the handful of words we use constantly (left) to the long tail used once in a blue moon (right). regretfully lands here:

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

Scale is logarithmic (each tick is 10× rarer). Source: FrequencyWords open word-frequency list.

Spelling & Dictionary Insight

The English entry for regretfully is 11 letters long, classified as an adverb. Corpus data places it at rank #53,205 in overall English word frequency, marking it as uncommon enough that many writers pause before typing it. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.

No misspelling variants are generated for regretfully in our index, a sign its spelling follows regular English conventions. Our dataset records no confusable match here, which typically means the spelling is too distinctive to be mistaken for another word.

Etymologically, the entry records: From regretful + -ly. The correct English form is regretfully, spelled R-E-G-R-E-T-F-U-L-L-Y.

Definition

  1. 1
    In a regretful manner, with regret.
  2. 2
    Unfortunately, in a manner inspiring or deserving regret; used only as a sentence adverb (to introduce and modify an entire sentence).

Etymology

From regretful + -ly.

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); 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 "regretfully"?
"regretfully" is spelled R-E-G-R-E-T-F-U-L-L-Y.
What does "regretfully" mean?
As an adverb, "regretfully" means: In a regretful manner, with regret.
What is the origin of the word "regretfully"?
From regretful + -ly. 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 “regretfully”

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

  • The one correct English spelling is R-E-G-R-E-T-F-U-L-L-Y - 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