tph
"tph" is a 3-letter English headword indexed on PlainSpell.
The verdict
“tph” is uncommon English (frequency #65,579 among 3,151 “T” headwords), classed as a noun. The kind of spelling people second-guess.
- #65,579
- frequency rank, English
- 3,151
- “T” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - Alternative letter-case form of TPH (“trains per hour”).
Corpus desk
Index EN-tph · tph · English
tph · rank #65,579 · 0 variants · 0 confusables
- FREQ-RARE #65,579
- LEN-MID 3 letters
- VOW-0 0 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 3,151
- PHOTO-FINISH TPU
Nearest frequency peer: TPU (+1 rank slots)
Read with this headword: Spelling guide for this pattern
Desk codes from Wiktionary headword shape, FrequencyWords rank tier, confusable-pair count, generated misspelling depth, letter-cohort book size, and photo-finish peer. Not a difficulty grade.
Long-tail ranks near “tph”
Sparse band: bars invert rank so rarer forms read shorter
- toothy
toothy
34,427 corpus weight
- tosser
tosser
34,425 corpus weight
- tph
tph
34,422 corpus weight
- TPU
TPU
34,421 corpus weight
- traditional…
traditionalism
34,420 corpus weight
- tramadol
tramadol
34,418 corpus weight
What this shows Long-tail view: where “tph” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | tph |
| Language | English |
| Part of speech | Noun |
| Letters | 3 |
| Frequency rank | #65,579 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “tph” in English
Rare enough to double-check
tph is uncommon English at frequency #65,579 among 3,151 “T” headwords, classed as anoun. Rarity is why readers land here mid-draft. Gloss: "Alternative letter-case form of TPH (“trains per hour”).".
We couldn't generate a plausible misspelling set for tph, since its letter pattern doesn't lend itself to common typo substitutions. Our dataset records no confusable match here, since its spelling is unusual enough that it doesn't cluster with a lookalike.
No borrowing history is documented for this entry, so spelling patterns must be inferred from the word's phoneme-to-grapheme mapping rather than from a documented borrowing chain. The correct English form is tph, spelled T-P-H.
Definition
- 1Alternative letter-case form of TPH (“trains per hour”).
Recorded use
Wiktionary exampleThese source excerpts show how tph appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
Transport for London is working to increase capacity on the East London line stretch of London Overground. Work is underway to increase frequencies from the current 16 trains per hour (tph) to 18tph, with new funding now announced to further improve this to 20tph in the future.
Definitions, pronunciation, and etymology for this entry are drawn from Wiktionary via the kaikki.org structured extract (CC BY-SA); frequency ordering uses the FrequencyWords open word-frequency list (2018 English corpus, MIT). See the methodology for how each field is sourced and updated.
Frequently Asked Questions
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "tph", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 3 letters (nearest by frequency rank).