physics
/ˈfɪz.ɪks/
"physics" is a 7-letter English headword indexed on PlainSpell.
The verdict
“physics” is a regularly-used English word, ranked #3,713 in English word frequency and used as a noun.
- #3,713
- frequency rank, English
- 7
- letters
- 12
- tracked misspellings
- 3
- confusable pairs
According to Wiktionary data (CC BY-SA, analyzed May 6, 2026) - The branch of science concerned with the study of the properties and interactions of space, time, matter and energy.
Visual similarity to commonly confused words
How many letter changes separate each confused pair (Levenshtein distance, normalized).
Source: PlainSpell confusable corpus (Wiktionary, CC BY-SA).
| Property | Value |
|---|---|
| Headword | physics |
| Language | English |
| Part of speech | Noun |
| IPA | /ˈfɪz.ɪks/ |
| Letters | 7 |
| Frequency rank | #3,713 |
| Misspellings tracked | 12 |
| Confusable pairs | 3 |
| Source | Wiktionary (kaikki.org) |
Where “physics” sits in English frequency
Spelling & Dictionary Insight
The English entry for physics is 7 letters long, classified as a noun, and transcribed in the International Phonetic Alphabet as /ˈfɪz.ɪks/. Corpus data places it at rank #3,713 in overall English word frequency, indicating it appears regularly in written and spoken text. Wiktionary records 2 distinct senses for this headword, so context determines which meaning a reader should apply.
Our generated misspelling index lists 12 likely wrong-spelling variants for physics, with forms such as "hpysics", "phhysics", and "phsyics". Every one of these variants traces to a single-character edit -- an added or dropped letter, a swapped consonant, or a vowel swap -- the kind of slip a spell-checker is built to catch. It also participates in 3 confusable-pair relationships, "phonics", "physical", "physicist", since the words sound or look close enough that writers reach for the wrong one mid-sentence.
Etymologically, the entry records: 1580s; from physic (see also -ics), from Middle English phisik, from Old French fisike (“natural science, art of healing”), from Latin physica (“study of nature”), from Ancient Greek φυσική (phusikḗ), feminine singular of φυσικός (phusikós, “natural; physic… The correct English form is physics, spelled P-H-Y-S-I-C-S.
Definition
- 1The branch of science concerned with the study of the properties and interactions of space, time, matter and energy.
- 2The physical aspects of a phenomenon or a system, especially those examined or studied scientifically.
Etymology
1580s; from physic (see also -ics), from Middle English phisik, from Old French fisike (“natural science, art of healing”), from Latin physica (“study of nature”), from Ancient Greek φυσική (phusikḗ), feminine singular of φυσικός (phusikós, “natural; physical”), from Ancient Greek φύσις (phúsis, “origin; nature, property”), from Ancient Greek φύω (phúō, “produce; bear; grow”), ultimately from Proto-Indo-European *bʰuH- (“to appear, become, rise up”).
Synonyms
Antonyms
This word in other languages
Common misspellings
Also misspelled as: hpysics,phhysics,phsyics,phyiscs,physcis,physiccs,physicss,physisc,physsics,phyysics,pphysics,pyhsics
Misspelling Pattern Breakdown
How far each generated variant is from the correct spelling of physics - counted as single-character edits (an insertion, a deletion, or a substituted letter). The larger the bar, the easier the typo is to spot; one-edit slips are the ones that sneak past readers.
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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Using “physics”
The practical upshot for anyone who landed here from a spell-check.
- The one correct English spelling is P-H-Y-S-I-C-S - every other letter order is a misspelling in standard orthography.
- Say it as /ˈfɪz.ɪks/ (IPA); tap the speaker on the pronunciation badge to hear it where audio exists.
- Don't mix it up with “phonics” - see the side-by-side comparison. physics vs phonics
- Browse more English words and confusable pairs in the same reference. English words
Data Source
Wiktionary (via kaikki.org), licensed under CC BY-SA & GFDL. Word ordering uses an open word-frequency list; misspelling variants are generated by edit-distance from the correct headword.