pillvspillowWhat's the difference?

Which to use

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

#6,821
“pill” frequency rank
#7,592
“pillow” frequency rank
14413
confusion score

Side-by-Side Comparison

Feature pill pillow
Definition A small, usually round or cylindrical object designed for easy swallowing, usually containing some sort of medication. A soft cushion used to support the head in bed.

Where the spellings diverge

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

4 ch
pill
6 ch
pillow

Spelling & Dictionary Insight

pill and pillow 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 2 extra letter(s) - “pill” sits inside “pillow” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 14413, derived from the frequency rank of both members and their visual similarity.

pill is recorded at frequency rank #6,821, classified as anoun, pronounced /pɪl/. pillow is at rank #7,592, tagged as anoun, pronounced /ˈpɪl.əʊ/.

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 14413, this pair ranks #470,198 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Frequency comparison

pill#6,821
pillow#7,592

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "pill" and "pillow" be used interchangeably?
No, "pill" and "pillow" 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 pill vs pillow

The fastest way to pick the right one every time.

  • Read both glosses above and match the meaning you intend, only context separates this pair.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “pill” 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