heatsink
"heatsink" is a 8-letter English headword indexed on PlainSpell.
The verdict
“heatsink” is uncommon English (frequency #65,953 among 2,646 “H” headwords), classed as a verb. The kind of spelling people second-guess.
- #65,953
- frequency rank, English
- 2,646
- “H” headwords
According to Wiktionary data (CC BY-SA, analyzed September 3, 2026) - To fit with a heat sink.
Corpus desk
Index EN-heatsink · heatsink · English
heatsink · rank #65,953 · 0 variants · 0 confusables
- FREQ-RARE #65,953
- LEN-LONG 8 letters
- VOW-3 3 vowels
- CONFUS-0 No pairs
- VAR-0 0 variants
- BOOK-MID 2,646
- PHOTO-FINISH hcp
Nearest frequency peer: hcp (-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 “heatsink”
Sparse band: bars invert rank so rarer forms read shorter
- Hashmi
Hashmi
34,052 corpus weight
- Hauptmann
Hauptmann
34,050 corpus weight
- hcp
hcp
34,049 corpus weight
- heatsink
heatsink
34,048 corpus weight
- heatstroke
heatstroke
34,047 corpus weight
- herbivorous
herbivorous
34,045 corpus weight
What this shows Long-tail view: where “heatsink” sits against similarly uncommon English ranks.
| Property | Value |
|---|---|
| Headword | heatsink |
| Language | English |
| Part of speech | Verb |
| Letters | 8 |
| Frequency rank | #65,953 |
| Misspellings tracked | 0 |
| Confusable pairs | 0 |
| Source | Wiktionary (kaikki.org) |
Long-tail rank of “heatsink” in English
Rare enough to double-check
heatsink is uncommon English at frequency #65,953 among 2,646 “H” headwords, classed as averb. Rarity is why readers land here mid-draft. Gloss: "To fit with a heat sink.".
Zero misspellings are on record for heatsink in our index, a sign its spelling follows regular English conventions. No confusable counterpart is on file for this word, since no other headword is close enough in sound or shape to pair with it.
No documented word history exists for this headword, so its spelling pattern is best understood through pronunciation rather than a traceable origin. The correct English form is heatsink, spelled H-E-A-T-S-I-N-K.
Definition
- 1To fit with a heat sink.
Recorded use
Wiktionary examplesThese source excerpts show how heatsink appears in context. They illustrate usage; the definition above remains the entry’s reference meaning.
It was necessary to heatsink the device through the center conductor of the coax thereby producing a total thermal resistance from the active layer to the ambient of almost 50°C/watt.
The device itself can dissipate a peak power of 78 W when properly heatsinked and has a 65 W steady dissipation.
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.
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Similar English words by spelling shape
Same letter count and similar misspelling depth for "heatsink", not the corpus desk frequency band.
Same letter count
Frequency-ranked English headwords with 8 letters (nearest by frequency rank).