English
expertise
Expertise comes from French expertise ‘expertness, expertise, expert knowledge’, from Latin pariō ‘to bear, to give birth to’, and ultimately from Proto-Indo-European *perh₃- ‘to provide, produce, beget’.
- Proto-Indo-Europeanc. 4500–2500 BCE*perh₃-1‘to provide, produce, beget’reconstructed
- Proto-Italicc. 1500–700 BCE*parjō1‘to bear, give birth’reconstructed
- Latinc. 75 BCE–200 CEpariō1‘to bear, to give birth to’
- Latinc. 75 BCE–200 CEexperior1‘to experience, to go through, to observe, to suffer, to endure, to sustain, to witness’
- Latinc. 75 BCE–200 CEexpertus1‘experienced’
- Frenchc. 1600–presentexpert1
- Frenchc. 1600–presentexpertise1‘expertness, expertise, expert knowledge’
- Englishearliest quotation 1985expertise1
attested reconstructed ? uncertain or disputed deepest recorded ancestor
- 1 Wiktionary, English expertise
- Earliest quotation in Wiktionary’s entry: 1985, Energy Research Abstracts: “Since 1979, we have developed a method for expertising…”.
Lineage
- Proto-Indo-Europeanc. 4500–2500 BCE*perh₃-Wiktionary, English expertise‘to provide, produce, beget’reconstructed
- Proto-Italicc. 1500–700 BCE*parjōWiktionary, English expertise‘to bear, give birth’reconstructed
- Latinc. 75 BCE–200 CEpariōWiktionary, English expertise‘to bear, to give birth to’
- Latinc. 75 BCE–200 CEexperiorWiktionary, English expertise‘to experience, to go through, to observe, to suffer, to endure, to sustain, to witness’
- Latinc. 75 BCE–200 CEexpertusWiktionary, English expertise‘experienced’
- Frenchc. 1600–presentexpertWiktionary, English expertise
- Frenchc. 1600–presentexpertiseWiktionary, English expertise‘expertness, expertise, expert knowledge’
- Englishearliest quotation 1985expertiseWiktionary, English expertise. Earliest quotation in Wiktionary’s entry: 1985, Energy Research Abstracts: “Since 1979, we have developed a method for expertising…”
Linked words
through Proto-Indo-European *perh₃- ‘to provide, produce, beget’
part, empire, repair, preparation, imperial, para, parental, parcel, pare, imperious, imperium, 46 more
through Latin pariō ‘to bear, to give birth to’
through Latin experior ‘to experience, to go through, to observe, to…’
Today it means
noun Great skill or knowledge in a particular field or hobby.
Sources
Sources: Wiktionary, “expertise”. By Wiktionary contributors, CC BY-SA 4.0, via kaikki.org (dump of Oct 3 2026); text adapted and restructured. Language periods are conventional ranges, not dates for this word. License.
Etymograph / Proto-Indo-European *perh₃- / expertise