svsSKWhat's the difference?

Quick tell: s is a character, SK is a phrase, so they fill different roles in a sentence.

Which to use

“s” is a character and “SK” is a phrase - they look or sound alike but fill different roles in a sentence.

#142
“s” frequency rank
#14,837
“SK” frequency rank
14979
confusion score

Side-by-Side Comparison

Feature s SK
Definition The nineteenth letter of the English alphabet, called ess and written in the Latin script. Initialism of stop keying/stop key, indicating a desire to end the conversation.

Letter map: s vs SK

Shared letters muted; letters that set s and SK apart highlighted. Shared run: 1.

1 ch
s
2 ch
SK

Spelling & Dictionary Insight

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: s is acharacter and SKaphrase. On the page they differ by 1 extra letter(s) - “s” sits inside “SK”. Our composite confusion score for this pair is 14979, derived from the frequency rank of both members and their visual similarity.

s is recorded at frequency rank #142, classified as acharacter, pronounced /ɛs/. SK is at rank #14,837, tagged as aphrase.

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 14979, this pair ranks #466,775 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.

Orthographic DNA of s vs SK

Shared letters: s. Private to "s": -. Private to "SK": k.

"s" · 1 letters · shape C  ·  "SK" · 2 letters · shape CC

Frequently Asked Questions

Can "s" and "SK" be used interchangeably?
No - they are not even the same part of speech. "s" is a character and "SK" a phrase, so a sentence built for one is usually ungrammatical with the other.
Which is more common, "s" or "SK"?
"s" is the more common of the two: it sits at frequency rank #142 in our English list, against #14,837 for "SK". 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