SPLASHIEST
SPLASHY
splashy
(adjective) covered with patches of bright color
flamboyant, showy, splashy
(adjective) marked by ostentation but often tasteless; “a cheap showy rhinestone bracelet”; “a splashy half-page ad”
splashy
(adjective) characterized by water flying about haphazardly
Source: WordNet® 3.1
Adjective
splashiest
superlative form of splashy: most splashy
Source: Wiktionary
SPLASHY
Splash"y, a.
Definition: Full of dirty water; wet and muddy, so as be easily splashed
about; slushy.
Source: Webster’s Unabridged Dictionary 1913 Edition