You searched for: “soporiferousness”
soporiferousness (s) (noun) (no plural was found)
The state or quality of being sleepy or in a lethargic condition.
This entry is located in the following units: fac-, facil-, fact-, feas-, -feat, -fect, -feit, -facient, -faction, -fic-, -fy, -ficate, -fication (page 35) sopor-, sop- (page 1)