concretion
union
conjugation
jointure
unification
uniting
disembarkment
embrittlement
expatiation
extinguishment
flocculation
intermixture
interpenetration
multifunction
permeation
procreant
reintegration
ruption
self-exaltation
submersion
telecommunication
unwind
acquiescence
adolescence
convalescence
essence
evanescence
luminescence
obsolescence
phosphorescence
quintessence
senescence