troublevstroubledWhich spelling fits?

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

Which to use

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

#1,707
“trouble” frequency rank
#8,222
“troubled” frequency rank
9929
confusion score

Side-by-Side Comparison

Feature trouble troubled
Definition A distressing or dangerous situation. Anxious, worried, careworn.

Where the eye mixes trouble and troubled

Muted = shared; highlighted = the visual trap. They share 7 letters in sequence. trouble runs 7 letters (CCVVCCV) against troubled's 8 (CCVVCCVC) - the length gap alone is often enough to separate them once you know to check it.

7 ch
trouble
8 ch
troubled

Look-alike desk: trouble vs troubled

These two trip readers on the page rather than in the ear: trouble is /ˈtɹʌb.əl/ while troubled is /ˈtɹʌbl̩d/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 extra letter(s) - “trouble” sits inside “troubled”, and the parts of speech differ too (noun vs adjective), which is usually the fastest check. Our composite confusion score for this pair is 9929, derived from the frequency rank of both members and their visual similarity.

trouble is recorded at frequency rank #1,707, classified as anoun, pronounced /ˈtɹʌb.əl/. troubled is at rank #8,222, tagged as anadj, pronounced /ˈtɹʌbl̩d/.

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 9929, this pair ranks #494,869 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of trouble vs troubled

Shared letters: belortu. Private to "trouble": -. Private to "troubled": d.

"trouble" · 7 letters · shape CCVVCCV  ·  "troubled" · 8 letters · shape CCVVCCVC

Known mistypes of this pair

  • trouble ← rtouble · toruble · trobule · troubble · troubel · troublle · troulbe · trrouble
  • troubled ← rtoubled · torubled · trobuled · troubbled · troubeld · troublde · troubledd · troublled

Frequently Asked Questions

Is swapping "trouble" for "troubled" ever safe?
No - they are not even the same part of speech. "trouble" is a noun and "troubled" an adjective, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "trouble" vs "troubled" - which ranks higher?
"trouble" is the more common of the two: it sits at frequency rank #1,707 in our English list, against #8,222 for "troubled". The two are close in frequency, so neither is a safe default; check the meaning rather than guessing.

What to do next

Visual near-miss handled. Browse the word pages or a neighbour when the next look-alike shows up.

  • Full dictionary entry for "trouble" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "troubled" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #494,869 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "trouble" and "troubled" also get mixed up with nearby pairs, the highest-scored neighbour is "Trimble vs trouble". 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 #494,869 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