subtilize

verb

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

The verdict

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

Unranked
below top-frequency English
9
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To make subtle; to make thin or fine; to make less gross or coarse.

Corpus desk

Index EN-subtilize · subtilize · English

subtilize · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-LONG 9 letters
  • VOW-4 4 vowels
  • CONFUS-0 No pairs
  • VAR-0 0 variants
  • BOOK-THIN "S" 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 subtilize
PropertyValue
Headwordsubtilize
LanguageEnglish
Part of speechVerb
Letters9
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “subtilize” in English

subtilizeranks 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

subtilize is uncommon English outside the top frequency list, classed as averb. Rarity is why readers land here mid-draft. 3 senses are on record.

No generated misspelling entries exist for subtilize in our index, a sign its spelling follows regular English conventions. Our confusable-pair dataset has no match for it, a sign it's visually distinctive enough not to be mixed up with another word.

Etymologically, the entry records: From French subtiliser; equivalent to subtle + -ize. The correct English form is subtilize, spelled S-U-B-T-I-L-I-Z-E.

Definition

  1. 1
    To make subtle; to make thin or fine; to make less gross or coarse.
  2. 2
    To refine; to spin into niceties.
  3. 3
    To use subtle arguments or distinctions.

Recorded use

Wiktionary examples

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

  1. to subtilize arguments
  2. Nor as yet have we subtilized ourselves into savages.

Etymology

From French subtiliser; equivalent to subtle + -ize.

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 "subtilize"?
"subtilize" is spelled S-U-B-T-I-L-I-Z-E.
What does "subtilize" mean?
As a verb, "subtilize" means: To make subtle; to make thin or fine; to make less gross or coarse.
What is the origin of the word "subtilize"?
From French subtiliser; equivalent to subtle + -ize. 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