The story
- Proto-Indo-European*h₃emh₃-
- Proto-Italic*amāō
- Latinamō
- Latinamātus
- Medieval Latinamātīvus
- English todayamative
From Medieval Latin amātīvus, from Latin amātus, perfect passive participle of amō (“love”).
Etymology from Wiktionary, CC BY-SA 4.0.