client (English)
Where does "client" come from?
The English word 'client' traces back to the Latin 'cliens'[1]. In ancient Rome, this term described a dependent who maintained a relationship with a protector or patron[6]. While the precise origin of 'cliens' remains debated, scholars frequently connect it to the Latin verb 'clueo', meaning 'to be heard' or 'to be named', which suggests the client is one who listens to or is associated with a patron[4][6]. Alternatively, some linguists argue it derives from the root 'clino', meaning 'to lean' or 'to incline', suggesting a follower who leans on or supports another[2][5]. From Latin, the term passed into Old French as 'client'[1] and eventually entered English via Anglo-Norman during the Middle English period[1].
Open questions
- It is disputed whether 'cliens' derives from 'clueo' related to hearing or 'clino' related to leaning. [2] [6]
- The reconstructed Proto-Indo-European root 'ḱlew' for 'clueo' is compared by some to a Proto-Uralic root involving metathesis. [3]
Full etymology tree
- client (English), 'A customer, a buyer or receiver of goods or services.'
- inherited client (Middle English)
- inherited clyent (Anglo-Norman)
- inherited cliens (Latin), 'customer'
- inherited cluens (Latin)
- derived clueo (Latin), 'to be called or named'
- inherited *kluēō (Proto-Italic), 'to be known'
- inherited *ḱl̥w-éh₁-ti (Proto-Indo-European)
- derived *ḱlew- (Proto-Indo-European), 'to hear'
- inherited *ḱl̥w-éh₁-ti (Proto-Indo-European)
- inherited *kluēō (Proto-Italic), 'to be known'
- derived clueo (Latin), 'to be called or named'
- inherited clino (Latin), 'to bend, incline'
- inherited *kleināō (Proto-Italic)
- inherited *ḱley- (Proto-Indo-European), 'to shelter, cover'
- derived *ḱel- (Proto-Indo-European), 'to cover'
- inherited *ḱley- (Proto-Indo-European), 'to shelter, cover'
- inherited *kleināō (Proto-Italic)
- inherited cluens (Latin)
- inherited cliens (Latin), 'customer'
- inherited client (Old French)
- inherited cliens (Latin), 'customer'
- inherited cluens (Latin)
- derived clueo (Latin), 'to be called or named'
- inherited *kluēō (Proto-Italic), 'to be known'
- inherited *ḱl̥w-éh₁-ti (Proto-Indo-European)
- derived *ḱlew- (Proto-Indo-European), 'to hear'
- inherited *ḱl̥w-éh₁-ti (Proto-Indo-European)
- inherited *kluēō (Proto-Italic), 'to be known'
- derived clueo (Latin), 'to be called or named'
- inherited clino (Latin), 'to bend, incline'
- inherited *kleināō (Proto-Italic)
- inherited *ḱley- (Proto-Indo-European), 'to shelter, cover'
- derived *ḱel- (Proto-Indo-European), 'to cover'
- inherited *ḱley- (Proto-Indo-European), 'to shelter, cover'
- inherited *kleināō (Proto-Italic)
- inherited cluens (Latin)
- inherited cliens (Latin), 'customer'
- inherited clyent (Anglo-Norman)
- inherited client (Middle English)
Ancestors
- *ḱlew- (Proto-Indo-European)
- cliens (Latin)
Descendants and derived words
- client (Dutch)
- attorney-client privilege (English)
- cliency (English)
- client account (English)
- clientage (English)
- cliental (English)
- client base (English)
- clientdom (English)
- cliented (English)
- clientess (English)
- clienthood (English)
- clientish (English)
Sources
- client (English) - Wiktionary
- cliens (Latin) - Wiktionary
- ḱlew- (Proto-Indo-European) - Wiktionary
- clueo (Latin) - Wiktionary
- clino (Latin) - Wiktionary
- cluens (Latin) - Wiktionary
Updated August 2026
Etymology data from Wiktionary, CC BY-SA 4.0 · About Miraris