leftvsLSTConfusable pair

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

Which to use

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

#215
“left” frequency rank
#33,313
“LST” frequency rank
33528
confusion score

Side-by-Side Comparison

Feature left LST
Definition Designating the side of the body toward the west when one is facing north; the side of the body on which the heart is located in most humans; the opposite of right. This arrow points to the reader's left: ← Initialism of landing ship, tank.

Letter map: left vs LST

Shared letters muted; letters that set left and LST apart highlighted. Shared run: 2.

4 ch
left
3 ch
LST

Part-of-speech tell for left / LST

Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: left is anadjective and LSTanoun. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 33528, derived from the frequency rank of both members and their visual similarity.

left is recorded at frequency rank #215, classified as anadj, pronounced /ˈlɛft/. LST is at rank #33,313, 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 33528, this pair ranks #328,653 of 530,003 scored English confusable pairs - roughly mid-pack for confusability.

Orthographic DNA of left vs LST

Shared letters: lt. Private to "left": ef. Private to "LST": s.

"left" · 4 letters · shape CVCC  ·  "LST" · 3 letters · shape CCC

Known mistypes of this pair

  • leftelft · lefft · leftt · letf · lfet · lleft

Frequently Asked Questions

Do "left" and "LST" mean the same thing in a sentence?
No - they are not even the same part of speech. "left" is an adjective and "LST" a noun, so a sentence built for one is usually ungrammatical with the other.
Frequency check: "left" vs "LST" - which ranks higher?
"left" is the more common of the two: it sits at frequency rank #215 in our English list, against #33,313 for "LST". That is a wide gap, so in ordinary text the rarer spelling is the one worth double-checking.

What to do next

Done with this confusable. These links stay specific to "left" and "LST".

  • Full dictionary entry for "left" with definition, IPA, and generated misspellings. Word entry
  • Full dictionary entry for "LST" - compare definitions side by side with the headword page. Word entry
  • This pair ranks #328,653 of 530,003 scored English confusable pairs in this corpus vintage. Corpus statistics
  • "left" and "LST" also get mixed up with nearby pairs, the highest-scored neighbour is "LSC vs LST". 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 #328,653 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