Synonyms for Sprinkling (same or very similar meaning)
WordNet sense 1 (a small number (of something) dispersed haphazardly):
scatteringWordNet sense 2 (a light shower that falls in some locations and not others nearby):
sprinkleWordNet sense 3 (the act of sprinkling water in baptism (rare)):
aspersionWordNet sense 4 (the act of sprinkling or splashing water):
spargeFrom the ODE community, based on WordNetadd/edit