Which to use
“then” is an adverb and “tree” is a noun - they look or sound alike but fill different roles in a sentence.
- #91
- “then” frequency rank
- #1,508
- “tree” frequency rank
- 1599
- confusion score
Side-by-Side Comparison
| Feature | then | tree |
|---|---|---|
| Definition | At that time. | A perennial woody plant taller and larger than a shrub with a wooden trunk and, at some distance from the ground, having leaves and branches. |
Where the eye mixes then and tree
Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.
Spelling & Dictionary Insight
These two trip readers on the page rather than in the ear: then is /ðɛn/ while tree is /tɹiː/. 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 (adverb vs noun), which is usually the fastest check. Our composite confusion score for this pair is 1599, derived from the frequency rank of both members and their visual similarity.
then is recorded at frequency rank #91, classified as anadv, pronounced /ðɛn/. tree is at rank #1,508, tagged as anoun, pronounced /tɹiː/.
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 1599, this pair ranks #527,087 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of then vs tree
Shared letters: et. Private to "then": hn. Private to "tree": r.
"then" · 4 letters · shape CCVC · "tree" · 4 letters · shape CCVV