Which to use
“past” is a noun and “PST” is a name - they look or sound alike but fill different roles in a sentence.
- #437
- “past” frequency rank
- #19,948
- “PST” frequency rank
- 20385
- confusion score
Side-by-Side Comparison
| Feature | past | PST |
|---|---|---|
| Definition | The period of time that has already happened, in contrast to the present and the future. | Initialism of Pacific Standard Time. |
Letter map: past vs PST
Shared letters muted; letters that set past and PST apart highlighted. Shared run: 3.
Spelling & Dictionary Insight
Our dataset has no pronunciation recorded for both members, so the reliable separator here is grammatical: past is anoun and PSTaname. On the page they differ by 1 letter(s) in length. Our composite confusion score for this pair is 20385, derived from the frequency rank of both members and their visual similarity.
past is recorded at frequency rank #437, classified as anoun, pronounced /pɑːst/. PST is at rank #19,948, tagged as aname.
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 20385, this pair ranks #431,466 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Orthographic DNA of past vs PST
Shared letters: pst. Private to "past": a. Private to "PST": -.
"past" · 4 letters · shape CVCC · "PST" · 3 letters · shape CCC
Known mistypes of this pair
- past ← apst · passt · pastt · ppast · psat