structurevsstructuredWhat's the difference?

Quick tell: structure is a noun, structured is an adjective, so they fill different roles in a sentence.

Which to use

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

#1,543
“structure” frequency rank
#9,401
“structured” frequency rank
10944
confusion score

Side-by-Side Comparison

Feature structure structured
Definition A cohesive whole built up of distinct parts. Having structure; organized.

Where the spellings diverge

Shared letters are muted; the letters that actually set structure and structured apart are highlighted. They share 9 letters in sequence, which is exactly why the eye skips the difference.

9 ch
structure
10 ch
structured

Spelling & Dictionary Insight

structure and structured 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 1 extra letter(s) - “structure” sits inside “structured” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 10944, derived from the frequency rank of both members and their visual similarity.

structure is recorded at frequency rank #1,543, classified as anoun, pronounced /ˈstɹʌk(t)ʃə(ɹ)/. structured is at rank #9,401, tagged as anadj.

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 10944, this pair ranks #489,691 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Frequency comparison

structure#1,543
structured#9,401

Source: FrequencyWords open word-frequency list

Frequently Asked Questions

Can "structure" and "structured" be used interchangeably?
No, "structure" and "structured" 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 structure vs structured

The fastest way to pick the right one every time.

  • Check the role first: if you need a noun, it's “structure”; for an adjective, it's “structured”.
  • See each word in full, definition, IPA, etymology and its other confusables. Full “structure” 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