undulance
noun
un·du·lance
ˈənjələn(t)s,
ˈənd(y)əl-
plural -s
: the quality or state of being undulant
his prose has some of the undulance of the sea 
New Yorker
New Yorker
Word History
Etymology
from undulant, after such pairs as English abundant : abundance
- rose tree
- rose water ointment
- rose weevil
- rose willow
- rose window
- rose wine
- rose worm
- Rose, Mount
- rose-breast
- rose-breasted
- rose-breasted grosbeak
- rose-cheeked
- rose-colored
- seriphidiums
- seriphs
- seriphuses
- seriphusses
- serir
- seris
- serj
- Serjania
- serjeant
- serjeant, serjeanty
- serjeant-at-law
- serjeantcies