darkenvsdarklyWhat's the difference?

Quick tell: darken is a verb, darkly is an adverb, so they fill different roles in a sentence.

Which to use

“darken” is a verb and “darkly” is an adverb - they look or sound alike but fill different roles in a sentence.

#33,602
“darken” frequency rank
#29,989
“darkly” frequency rank
63591
confusion score

Side-by-Side Comparison

Feature darken darkly
Definition To make dark or darker by reducing light. With insufficient light for easy discernment or comprehension.

Where the spellings diverge

Shared letters are muted; the letters that actually set darken and darkly apart are highlighted. They share 4 letters in sequence, which is exactly why the eye skips the difference.

6 ch
darken
6 ch
darkly

Spelling & Dictionary Insight

darken and darkly form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They share most of their letters but differ in 2 positions - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 63591, derived from the frequency rank of both members and their visual similarity.

darken is recorded at frequency rank #33,602, classified as averb, pronounced /ˈdɑɹkən/. darkly is at rank #29,989, tagged as anadv, pronounced /ˈdɑːkli/.

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 63591, this pair ranks #82,122 of 530,003 scored English confusable pairs - among the most confusable pairs.

Frequency comparison

darken#33,602
darkly#29,989

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "darken" and "darkly" be used interchangeably?
No, "darken" and "darkly" 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 darken vs darkly

The fastest way to pick the right one every time.

  • Check the role first: if you need a verb, it's “darken”; for an adverb, it's “darkly”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “darken” 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