staunchvsstaunchlyWhat's the difference?

Quick tell: staunch is a adjective, staunchly is an adverb, so they fill different roles in a sentence.

Which to use

“staunch” is an adjective and “staunchly” is an adverb - they look or sound alike but fill different roles in a sentence.

#22,515
“staunch” frequency rank
#42,423
“staunchly” frequency rank
64938
confusion score

Side-by-Side Comparison

Feature staunch staunchly
Definition Not permitting water or some other liquid to escape or penetrate; watertight. In a staunch manner.

Where the spellings diverge

Shared letters are muted; the letters that actually set staunch and staunchly apart are highlighted. They share 7 letters in sequence, which is exactly why the eye skips the difference.

7 ch
staunch
9 ch
staunchly

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: staunch is anadjective and staunchlyanadverb. On the page they differ by 2 extra letter(s) - “staunch” sits inside “staunchly”. Our composite confusion score for this pair is 64938, derived from the frequency rank of both members and their visual similarity.

staunch is recorded at frequency rank #22,515, classified as anadj, pronounced /stɔːn(t)ʃ/. staunchly is at rank #42,423, tagged as anadv.

Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.

With a confusion score of 64938, this pair ranks #75,236 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of staunch vs staunchly

Shared letters: achnstu. Private to "staunch": -. Private to "staunchly": ly.

"staunch" · 7 letters · shape CCVVCCC  ·  "staunchly" · 9 letters · shape CCVVCCCCV

Known mistypes of this pair

  • staunchsatunch · sstaunch · stanuch · staucnh · stauncch · staunchh · staunhc · staunnch
  • staunchlysatunchly · sstaunchly · stanuchly · staucnhly · stauncchly · staunchhly · staunchlly · staunchlyy

Frequency comparison

staunch#22,515
staunchly#42,423

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "staunch" and "staunchly" be used interchangeably?
No - they are not even the same part of speech. "staunch" is an adjective and "staunchly" an adverb, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "staunch" or "staunchly"?
"staunch" is the more common of the two: it sits at frequency rank #22,515 in our English list, against #42,423 for "staunchly". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering staunch vs staunchly

The fastest way to pick the right one every time.

  • Check the role first: if you need an adjective, it's “staunch”; for an adverb, it's “staunchly”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “staunch” entry
  • Browse more pairs most likely to be confused. Most confusable

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

Source: FrequencyWords open word-frequency list