deeplyvsdeftlyWhat's the difference?

Which to use

“deeply” and “deftly” are a confusable English pair: similar on the page, but distinct in meaning, check the gloss before you choose.

#3,358
“deeply” frequency rank
#34,853
“deftly” frequency rank
38211
confusion score

Side-by-Side Comparison

Feature deeply deftly
Definition To a deep extent or degree; very greatly. In a deft manner; quickly and neatly in action.

Where the eye mixes deeply and deftly

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence.

6 ch
deeply
6 ch
deftly

Why the eye confuses deeply with deftly

A purely visual mix-up. deeply (/ˈdi(ː)pli/) and deftly (/ˈdɛftli/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they share most of their letters but differ in 2 positions. Our composite confusion score for this pair is 38211, derived from the frequency rank of both members and their visual similarity.

deeply is recorded at frequency rank #3,358, classified as anadv, pronounced /ˈdi(ː)pli/. deftly is at rank #34,853, tagged as anadv, pronounced /ˈdɛftli/.

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 38211, this pair ranks #287,902 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of deeply vs deftly

Shared letters: dely. Private to "deeply": p. Private to "deftly": ft.

"deeply" · 6 letters · shape CVVCCV  ·  "deftly" · 6 letters · shape CVCCCV

Known mistypes of this pair

  • deeplyddeeply · deelpy · deeplly · deeplyy · deepply · deepyl · depely · deply
  • deftlyddeftly · defftly · deflty · deftlly · deftlyy · defttly · deftyl · detfly

Frequently Asked Questions

Do "deeply" and "deftly" mean the same thing in a sentence?
No. They are said differently (/ˈdi(ː)pli/ versus /ˈdɛftli/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Frequency check: "deeply" vs "deftly" - which ranks higher?
"deeply" is the more common of the two: it sits at frequency rank #3,358 in our English list, against #34,853 for "deftly". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pronunciation already separates them, if the page still looks alike, the dictionary links below settle it.

  • Full dictionary entry for "deeply" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "deftly" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #287,902 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "deeply" and "deftly" also get mixed up with nearby pairs, the highest-scored neighbour is "defile vs deftly". Nearby pair
  • Recorded mistypes exist for at least one side of this pair, useful when a spell-checker or OCR lands on the wrong form. See mistypes

Confusion rank #287,902 of 530,003 scored English pairs, corpus vintage 2026-09-03, not spelling advice.

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

Source: FrequencyWords open word-frequency list