thanvstrainWhat's the difference?

Quick tell: than is a conjunction, train is a noun, so they fill different roles in a sentence.

Which to use

“than” is a conjunction and “train” is a noun - they look or sound alike but fill different roles in a sentence.

#77
“than” frequency rank
#1,176
“train” frequency rank
1253
confusion score

Side-by-Side Comparison

Feature than train
Definition Used in comparisons, to introduce the basis of comparison. Elongated or trailing portion.

Where the eye mixes than and train

Muted = shared; highlighted = the visual trap. They share 3 letters in sequence.

4 ch
than
5 ch
train

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: than is /ðæn/ while train is /tɹeɪn/. Spoken aloud the problem disappears. In writing it persists, because they differ by 1 letter(s) in length, and the parts of speech differ too (conjunction vs noun), which is usually the fastest check. Our composite confusion score for this pair is 1253, derived from the frequency rank of both members and their visual similarity.

than is recorded at frequency rank #77, classified as aconj, pronounced /ðæn/. train is at rank #1,176, tagged as anoun, pronounced /tɹeɪn/.

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 1253, this pair ranks #527,784 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of than vs train

Shared letters: ant. Private to "than": h. Private to "train": ir.

"than" · 4 letters · shape CCVC  ·  "train" · 5 letters · shape CCVVC

Known mistypes of this pair

  • thanhtan · tahn · thann · thhan · thna · tthan
  • trainrtain · tarin · trainn · trani · trian · trrain · ttrain

Frequently Asked Questions

Can "than" and "train" be used interchangeably?
No - they are not even the same part of speech. "than" is a conjunction and "train" a noun, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "than" or "train"?
"than" is the more common of the two: it sits at frequency rank #77 in our English list, against #1,176 for "train". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Source: Wiktionary (via kaikki.org) Structured Wiktionary extract

Source: FrequencyWords open word-frequency list