ominously

/ˈɒmɪnəsli/

//ˈɒmɪnəsli// adv

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

The verdict

“ominously” is uncommon English (frequency #51,888 among 1,431 “O” headwords), classed as an adverb. The kind of spelling people second-guess.

#51,888
frequency rank, English
1,431
“O” headwords

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - In an ominous manner; with sinister foreboding.

Corpus desk

Index EN-ominously · ominously · English

ominously · rank #51,888 · 0 variants · 0 confusables

  • FREQ-RARE #51,888
  • LEN-LONG 9 letters
  • VOW-5 5 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-MID 1,431
  • PHOTO-FINISH Onslow

Nearest frequency peer: Onslow (+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 “ominously”

Sparse band: bars invert rank so rarer forms read shorter

corpus weight

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

Source FrequencyWords open word-frequency list As of September 3, 2026
Key facts for ominously
PropertyValue
Headwordominously
LanguageEnglish
Part of speechAdverb
IPA/ˈɒmɪnəsli/
Letters9
Frequency rank#51,888
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “ominously” 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).ominouslyfalls in this rarity band:

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

The axis is logarithmic, with each marked tick roughly ten times rarer than the last. Rare peers in the same band: “Onslow” (#51,889), “oliphant” (#51,886), “optioned” (#51,890). Among 1,431 “O” headwords, “ominously” is #51,888. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

ominously is uncommon English at frequency #51,888 among 1,431 “O” headwords, classed as anadverb, transcribed /ˈɒmɪnəsli/. Rarity is why readers land here mid-draft. Gloss: "In an ominous manner; with sinister foreboding.".

No generated misspelling entries exist for ominously in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. No close-neighbour confusable shows up for this headword in our dataset, which usually means its spelling is distinct enough that readers don't reach for a similar-looking word instead.

Etymologically, the entry records: From ominous + -ly. The correct English form is ominously, spelled O-M-I-N-O-U-S-L-Y.

Definition

  1. 1
    In an ominous manner; with sinister foreboding.

Recorded use

Wiktionary examples

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

  1. From first to last he was ominously polite, and ominously silent.
  2. His nostrils flared ominously and his fists opened and closed at his sides.

Etymology

From ominous + -ly.

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 "ominously"?
"ominously" is spelled O-M-I-N-O-U-S-L-Y. The IPA pronunciation is /ˈɒmɪnəsli/.
What does "ominously" mean?
As an adverb, "ominously" means: In an ominous manner; with sinister foreboding.
How do you pronounce "ominously"?
The IPA (International Phonetic Alphabet) transcription for "ominously" is /ˈɒmɪnəsli/. 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 "ominously"?
From ominous + -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.

Similar English words by spelling shape

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

Same letter count

Frequency-ranked English headwords with 9 letters (nearest by frequency rank).

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

Source: FrequencyWords open word-frequency list