frequencyvsfrequentlyWhat's the difference?

Quick tell: frequency is a noun, frequently is an adverb, so they fill different roles in a sentence.

Which to use

“frequency” is a noun and “frequently” is an adverb - they look or sound alike but fill different roles in a sentence.

#3,881
“frequency” frequency rank
#2,678
“frequently” frequency rank
6559
confusion score

Side-by-Side Comparison

Feature frequency frequently
Definition The rate of occurrence of anything; the relationship between incidence and time period. At frequent intervals.

Where the spellings diverge

Shared letters are muted; the letters that actually set frequency and frequently apart are highlighted. They share 8 letters in sequence, which is exactly why the eye skips the difference.

9 ch
frequency
10 ch
frequently

Spelling & Dictionary Insight

frequency and frequently form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 1 letter(s) in length - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 6559, derived from the frequency rank of both members and their visual similarity.

frequency is recorded at frequency rank #3,881, classified as anoun, pronounced /ˈfɹiːkwənsi/. frequently is at rank #2,678, tagged as anadv, pronounced /ˈfɹiː.kwənt.li/.

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 6559, this pair ranks #510,935 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Frequency comparison

frequency#3,881
frequently#2,678

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "frequency" and "frequently" be used interchangeably?
No, "frequency" and "frequently" have distinct meanings and cannot be swapped without changing the meaning of a sentence. Understanding the specific definition and context for each word is essential for correct usage.

Remembering frequency vs frequently

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “frequency”; for an adverb, it's “frequently”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “frequency” 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 FrequencyWords open word-frequency list