How many letters does the top answer for “the act of sprinkling or splashing water” have?

The most common answer is sparge (6 letters).

Crossword clue: the act of sprinkling or splashing water

2 answers found in Letterora's clue database (Wikidata facts, Open Trivia DB, WordNet and Webster definitions — all licensed sources).

sparge 6 letters wn-def

the act of sprinkling or splashing water

sprinkle 8 letters wn-def

distribute loosely

the act of sprinkling water in baptism (rare) 50% similar → aspersion