costvsCSXWhat's the difference?

Quick tell: cost is a verb, CSX is a name, so they fill different roles in a sentence.

Which to use

“cost” is a verb and “CSX” is a name - they look or sound alike but fill different roles in a sentence.

#568
“cost” frequency rank
#48,688
“CSX” frequency rank
49256
confusion score

Side-by-Side Comparison

Feature cost CSX
Definition To incur a charge of; to require payment of a (specified) price. CSX Transportation, an American Class I freight railroad that operates in the eastern United States and in the southern parts of Ontario and Québec. Its chief competitor is the Norfolk Southern Railway. This railroad formed from a merger with the Chessie System and Seaboard System railroads in the nineteen eighties.

Where the eye mixes cost and CSX

Muted = shared; highlighted = the visual trap. They share 2 letters in sequence.

4 ch
cost
3 ch
CSX

Spelling & Dictionary Insight

These two trip readers on the page rather than in the ear: cost is /ˈkɒst/ while CSX is /ˈsi.ɛsˌɛks/. 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 (verb vs name), which is usually the fastest check. Our composite confusion score for this pair is 49256, derived from the frequency rank of both members and their visual similarity.

cost is recorded at frequency rank #568, classified as averb, pronounced /ˈkɒst/. CSX is at rank #48,688, tagged as aname, pronounced /ˈsi.ɛsˌɛks/.

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 49256, this pair ranks #185,355 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of cost vs CSX

Shared letters: cs. Private to "cost": ot. Private to "CSX": x.

"cost" · 4 letters · shape CVCC  ·  "CSX" · 3 letters · shape CCC

Known mistypes of this pair

  • costccost · cosst · costt · cots · csot · ocst

Frequently Asked Questions

Can "cost" and "CSX" be used interchangeably?
No - they are not even the same part of speech. "cost" is a verb and "CSX" a name, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "cost" or "CSX"?
"cost" is the more common of the two: it sits at frequency rank #568 in our English list, against #48,688 for "CSX". 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