implacably

adv

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

The verdict

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

Unranked
below top-frequency English
10
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - In an implacable manner.

Corpus desk

Index EN-implacably · implacably · English

implacably · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 10 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "I" thin
  • PHOTO-UNK Peer pending

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.

Key facts for implacably
PropertyValue
Headwordimplacably
LanguageEnglish
Part of speechAdverb
Letters10
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “implacably” in English

implacablyranks outside the top 100,000 English headwords, in the long tail of specialist, archaic, or seldom-used vocabulary, exactly the territory where a reader stops mid-sentence to double-check spelling.

Beyond rank #100,000. Source: FrequencyWords open word-frequency list.

Rare enough to double-check

implacably is uncommon English outside the top frequency list, classed as anadverb. Rarity is why readers land here mid-draft. Gloss: "In an implacable manner.".

No generated misspelling entries exist for implacably in our index, and the word's spelling is regular enough that our generator found nothing worth flagging. This entry stands alone in our confusable dataset, suggesting its spelling stands apart enough that readers rarely confuse it with something else.

Etymologically, the entry records: From implacable + -ly. The correct English form is implacably, spelled I-M-P-L-A-C-A-B-L-Y.

Definition

  1. 1
    In an implacable manner.

Recorded use

Wiktionary example

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

  1. If you had told us in the early 1970s that ten years later, perhaps the most vital segment of the gay movement would be gay churches and religious groups, you would not have been believed. We took for granted that the churches were a major source of anti-gay ideology and were therefore to be opposed implacably. As we waxed, they would wane.

Etymology

From implacable + -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). See the methodology for how each field is sourced and updated.

Frequently Asked Questions

How do you spell "implacably"?
"implacably" is spelled I-M-P-L-A-C-A-B-L-Y.
What does "implacably" mean?
As an adverb, "implacably" means: In an implacable manner.
What is the origin of the word "implacably"?
From implacable + -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.

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

Source: FrequencyWords open word-frequency list