thoughtlessly
/ˈθɔt.lɪs.li/
"thoughtlessly" is a 13-letter English headword indexed on PlainSpell.
The verdict
“thoughtlessly” is uncommon English (frequency #80,045 among 27,828 “T” headwords), classed as an adverb. The kind of spelling people second-guess.
- #80,045
- frequency rank, English
- 27,828
- “T” headwords
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - Done without thinking.
| Property | Value |
|---|---|
| Headword | thoughtlessly |
| Language | English |
| Part of speech | Adverb |
| IPA | /ˈθɔt.lɪs.li/ |
| Letters | 13 |
| Frequency rank | #80,045 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Where “thoughtlessly” sits in English frequency
Rare enough to double-check
thoughtlessly is uncommon English at frequency #80,045 among 27,828 “T” headwords, classed as anadverb, transcribed /ˈθɔt.lɪs.li/. Rarity is why readers land here mid-draft. Gloss: "Done without thinking.".
thoughtlessly has no tracked misspelling variants, since its letter pattern doesn't lend itself to common typo substitutions. This entry stands alone in our confusable dataset, which tends to mean the word is visually distinctive enough to stand on its own.
Etymologically, the entry records: From thoughtless + -ly. The correct English form is thoughtlessly, spelled T-H-O-U-G-H-T-L-E-S-S-L-Y.
Definition
- 1Done without thinking.
Etymology
From thoughtless + -ly.
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 "thoughtlessly"?
What does "thoughtlessly" mean?
How do you pronounce "thoughtlessly"?
What is the origin of the word "thoughtlessly"?
Is PlainSpell free to use?
Using “thoughtlessly”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is T-H-O-U-G-H-T-L-E-S-S-L-Y - every other letter order is a misspelling in standard orthography.
- Say it as /ˈθɔt.lɪs.li/ (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
Other uncommon English words near this rank
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.