ConstancevsconstantWhat's the difference?

Quick tell: Constance is a name, constant is an adjective, so they fill different roles in a sentence.

Which to use

“Constance” is a name and “constant” is an adjective - they look or sound alike but fill different roles in a sentence.

#19,565
“Constance” frequency rank
#2,781
“constant” frequency rank
22346
confusion score

Side-by-Side Comparison

Feature Constance constant
Definition A female given name from Latin. Unchanged through time or space; permanent.

Letter map: Constance vs constant

Shared letters muted; letters that set Constance and constant apart highlighted. Shared run: 7.

9 ch
Constance
8 ch
constant

Part-of-speech tell for Constance / constant

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: Constance is aname and constantanadjective. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 22346, derived from the frequency rank of both members and their visual similarity.

Constance is recorded at frequency rank #19,565, classified as aname. constant is at rank #2,781, tagged as anadj, pronounced /ˈkɒnstənt/.

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 22346, this pair ranks #417,260 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of Constance vs constant

Shared letters: acnost. Private to "Constance": e. Private to "constant": -.

"Constance" · 9 letters · shape CVCCCVCCV  ·  "constant" · 8 letters · shape CVCCCVCC

Known mistypes of this pair

  • Constancecconstance · cnostance · connstance · consatnce · consstance · constacne · constancce · constanec
  • constantcconstant · cnostant · connstant · consatnt · consstant · constannt · constantt · constatn

Frequently Asked Questions

Is swapping "Constance" for "constant" ever safe?
No - they are not even the same part of speech. "Constance" is a name and "constant" an adjective, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "Constance" or "constant" show up more?
"constant" is the more common of the two: it sits at frequency rank #2,781 in our English list, against #19,565 for "Constance". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Pair "Constance" vs "constant" is on the table, pick a follow-up below.

  • Full dictionary entry for "Constance" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "constant" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #417,260 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "Constance" and "constant" also get mixed up with nearby pairs, the highest-scored neighbour is "constant vs Constantin". 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 #417,260 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