The story
- Proto-Italic*moltos
- Latinmultus
- Latinmultī
- Middle Englishmulti-
- Englishmulti-
- Englishleveled
- English todaymultileveled
First known use, by meaning
- from 20th c. Having multiple (literal or figurative) levels.
Etymology from Wiktionary, CC BY-SA 4.0.