impermanence
impermanency
ephemerality
ephemeralness
fleetingness
fugaciousness
fugacity
abstractness
aimlessness
bookishness
conceptualization
disingenuousness
drivelling
effluxion
externality
garishness
immateriality
imperfectness
inaccessibility
incredibility
irrelevancy
logbook
mainspring
meaninglessness
one-sidedness
rebbe
sensualism
shallowness
staginess
theatricality
ungratefulness
unprofitableness