The story
- Proto-Indo-European*(s)leh₃y-
- Proto-Indo-European*(s)lih₃-wó-
- Proto-Italic*slīwēō
- Latinlīveō
- Proto-Indo-European*dʰeh₁-
- Medieval Latinlividus
- Medieval Latinlavōinflu.
- Medieval Latinlavendula
- Old Frenchlavendre
- Middle Englishlavendre
- English todaylavender
From Middle English lavendre, from Anglo-Norman lavendre (French lavande), from Medieval Latin lavendula, possibly from Latin lividus (“bluish”), but influenced by lavō (“to wash”) due to the use of lavender in washing clothes.
Words from the same roots
Latinlividus all →
lividlividity
Etymology from Wiktionary, CC BY-SA 4.0.