The story
- Proto-Indo-European*h₁éǵʰ
- Proto-Indo-European*h₁éǵʰs
- Proto-Italic*eks
- Latinex
- Latinex-
- Proto-Indo-European*(s)pend-
- Proto-Indo-European*(s)péndeti
- Proto-Italic*pendō
- Latinpendō
- Latinexpendō
- Proto-West Germanic*spendōn
- Old Englishspendan
- Middle Englishspenden
- Middle Englishspendere
- English todayspender
Inherited from Middle English spendere, equivalent to spend + -er.
Etymology from Wiktionary, CC BY-SA 4.0.