subsidiarily

adv

"subsidiarily" is a 12-letter English headword indexed on PlainSpell.

The verdict

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

Unranked
below top-frequency English
12
letters

According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - In a subsidiary way.

Corpus desk

Index EN-subsidiarily · subsidiarily · English

subsidiarily · unranked · 0 variants · 0 confusables

  • FREQ-UNRANKED Unranked
  • LEN-MEGA 12 letters
  • VOW-6 6 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 subsidiarily
PropertyValue
Headwordsubsidiarily
LanguageEnglish
Part of speechAdverb
Letters12
Misspellings tracked0
Confusable pairs0
SourceWiktionary (kaikki.org)

Long-tail rank of “subsidiarily” in English

subsidiarilysits beyond the 100,000 most-frequent English words, in the long tail of technical, archaic, or otherwise rare vocabulary where spelling doubt tends to strike hardest.

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

Rare enough to double-check

subsidiarily is uncommon English outside the top frequency list, classed as anadverb. Rarity is why readers land here mid-draft. Gloss: "In a subsidiary way.".

We couldn't generate a plausible misspelling set for subsidiarily, a sign its spelling follows regular English conventions. This entry stands alone in our confusable dataset, since nothing in our dataset looks or sounds close enough to cause mix-ups.

Etymologically, the entry records: From subsidiary + -ly. The correct English form is subsidiarily, spelled S-U-B-S-I-D-I-A-R-I-L-Y.

Definition

  1. 1
    In a subsidiary way.

Etymology

From subsidiary + -ly.

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 "subsidiarily"?
"subsidiarily" is spelled S-U-B-S-I-D-I-A-R-I-L-Y.
What does "subsidiarily" mean?
As an adverb, "subsidiarily" means: In a subsidiary way.
What is the origin of the word "subsidiarily"?
From subsidiary + -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