lastvsLCSWhat's the difference?

Quick tell: last is a adjective, LCS is a noun, so they fill different roles in a sentence.

Which to use

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

#141
“last” frequency rank
#32,477
“LCS” frequency rank
32618
confusion score

Side-by-Side Comparison

Feature last LCS
Definition Final, ultimate, coming after all others of its kind. Initialism of littoral combat ship: a specialized type of corvette for green water and coastal combat and transoceanic capability designated by the US Navy.

Letter map: last vs LCS

Shared letters muted; letters that set last and LCS apart highlighted. Shared run: 2.

4 ch
last
3 ch
LCS

Role in the sentence - last and LCS

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: last is anadjective and LCSanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 32618, derived from the frequency rank of both members and their visual similarity.

last is recorded at frequency rank #141, classified as anadj, pronounced /lɑːst/. LCS is at rank #32,477, tagged as anoun.

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 32618, this pair ranks #336,320 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of last vs LCS

Shared letters: ls. Private to "last": at. Private to "LCS": c.

"last" · 4 letters · shape CVCC  ·  "LCS" · 3 letters · shape CCC

Known mistypes of this pair

  • lastalst · lasst · lastt · lats · llast

Frequently Asked Questions

Is swapping "last" for "LCS" ever safe?
No - they are not even the same part of speech. "last" is an adjective and "LCS" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "last" vs "LCS" - which ranks higher?
"last" is the more common of the two: it sits at frequency rank #141 in our English list, against #32,477 for "LCS". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

Useful next steps

Pair "last" vs "LCS" is on the table, pick a follow-up below.

  • Full dictionary entry for "last" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "LCS" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #336,320 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "last" and "LCS" also get mixed up with nearby pairs, the highest-scored neighbour is "LCS vs LSC". 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 #336,320 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