leadedvsLeidenWhich spelling fits?

Quick tell: leaded is a adjective, Leiden is a name, so they fill different roles in a sentence.

Which to use

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

#44,898
“leaded” frequency rank
#30,860
“Leiden” frequency rank
75758
confusion score

Side-by-Side Comparison

Feature leaded Leiden
Definition Held in place by strips of lead. A city in South Holland, Netherlands, on the Old Rhine, seat of a famous Dutch university.

Where the eye mixes leaded and Leiden

Muted = shared; highlighted = the visual trap. They share 4 letters in sequence. leaded and Leiden follow the identical consonant-vowel pattern (CVVCVC). Same shape at a glance is often the real trap, independent of shared letters.

6 ch
leaded
6 ch
Leiden

Visual trap between leaded and Leiden

These two trip readers on the page rather than in the ear: leaded is /ˈlɛdɪd/ while Leiden is /ˈlaɪdən/. Spoken aloud the problem disappears. In writing it persists, because they share most of their letters but differ in 2 positions, and the parts of speech differ too (adjective vs name), which is usually the fastest check. Our composite confusion score for this pair is 75758, derived from the frequency rank of both members and their visual similarity.

leaded is recorded at frequency rank #44,898, classified as anadj, pronounced /ˈlɛdɪd/. Leiden is at rank #30,860, tagged as aname, pronounced /ˈlaɪdən/.

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 75758, this pair ranks #32,098 of 530,003 scored English confusable pairs - among the most confusable pairs.

Orthographic DNA of leaded vs Leiden

Shared letters: del. Private to "leaded": a. Private to "Leiden": in.

"leaded" · 6 letters · shape CVVCVC  ·  "Leiden" · 6 letters · shape CVVCVC

Known mistypes of this pair

  • leaded ← eladed · laeded · leadde · leadded · leadedd · leaedd · ledaed · lleaded
  • Leiden ← eliden · ledien · leidden · leidenn · leidne · leiedn · lieden · lleiden

Frequently Asked Questions

Can "leaded" and "Leiden" be used interchangeably?
No - they are not even the same part of speech. "leaded" is an adjective and "Leiden" a name, so a sentence built for one is usually ungrammatical with the other.
In ordinary English text, does "leaded" or "Leiden" show up more?
"Leiden" is the more common of the two: it sits at frequency rank #30,860 in our English list, against #44,898 for "leaded". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

Useful next steps

Eye-level mix-up between "leaded" and "Leiden" is sorted above. Next: full entries or other pairs that share a letter shape.

  • Full dictionary entry for "leaded" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "Leiden" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #32,098 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "leaded" and "Leiden" also get mixed up with nearby pairs, the highest-scored neighbour is "leaded vs leaker". 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 #32,098 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