I. ˈlēnə̇s, ˈlān- adjective
Etymology: New Latin, from Late Latin, smooth (of breathing, as in Late Latin spiritus lenis ), from Latin, soft, smooth, mild — more at lenient
of one of two homorganic consonants : produced with more lax articulation and weaker expiration — opposed to fortis
d in doe is lenis , t in toe is fortis
II. noun
( plural le·nes ˈlē(ˌ)nēz, ˈlā(ˌ)nās)
Etymology: New Latin, from Late Latin, adjective, smooth
1. : a lenis consonant
2. : smooth breathing