preface vs profane, What's the Difference?

Which to use

“preface” is a noun and “profane” is an adjective - they look or sound alike but fill different roles in a sentence.

#17,448
“preface” frequency rank: #30,548
“profane” frequency rank: 47996
confusion score

Side-by-Side Comparison

Feature	preface	profane
Definition	A beginning or introductory portion that comes before the main text of a document or book, typically serving to contextualize or explain the writing of the book and sometimes to acknowledge others' contributions; especially, such a discussion written by the work's own author.	Unclean; ritually impure; unholy, desecrating a holy place or thing.

Where the spellings diverge

Shared letters are muted; the letters that actually set preface and profane apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.

7 ch

preface

7 ch

profane

Spelling & Dictionary Insight

preface and profane 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 47996, derived from the frequency rank of both members and their visual similarity.

preface is recorded at frequency rank #17,448, classified as anoun, pronounced /ˈpɹɛfəs/. profane is at rank #30,548, tagged as anadj, pronounced /pɹəˈfeɪn/.

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 47996, this pair ranks #197,300 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Frequency comparison

preface#17,448

profane#30,548

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "preface" and "profane" be used interchangeably?

No, "preface" and "profane" 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 preface vs profane

The fastest way to pick the right one every time.

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