pillvspillarWhat's the difference?

Which to use

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

#6,821
“pill” frequency rank
#12,296
“pillar” frequency rank
19117
confusion score

Side-by-Side Comparison

Feature pill pillar
Definition A small, usually round or cylindrical object designed for easy swallowing, usually containing some sort of medication. A large post, often used as supporting architecture.

Where the spellings diverge

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

4 ch
pill
6 ch
pillar

Spelling & Dictionary Insight

A purely visual mix-up. pill (/pɪl/) and pillar (/ˈpɪlə/) are said differently, so reading them aloud is the quickest way to catch the wrong one. On the page they stay close: they differ by 2 extra letter(s) - “pill” sits inside “pillar”. Our composite confusion score for this pair is 19117, 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/. pillar is at rank #12,296, tagged as anoun, pronounced /ˈpɪlə/.

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 19117, this pair ranks #440,400 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of pill vs pillar

Shared letters: ilp. Private to "pill": -. Private to "pillar": ar.

"pill" · 4 letters · shape CVCC  ·  "pillar" · 6 letters · shape CVCCVC

Known mistypes of this pair

  • pillipll · plil · ppill
  • pillaripllar · pilalr · pillarr · pillra · plilar · ppillar

Frequency comparison

pill#6,821
pillar#12,296

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "pill" and "pillar" be used interchangeably?
No. They are said differently (/pɪl/ versus /ˈpɪlə/) and carry different meanings; reading the sentence aloud is usually enough to catch the wrong one.
Which is more common, "pill" or "pillar"?
"pill" is the more common of the two: it sits at frequency rank #6,821 in our English list, against #12,296 for "pillar". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Remembering pill vs pillar

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