11 letters · 25 points in Scrabble
originEtymology tree Latin aquāticusder. Middle French aquatiquebor. English aquatic Proto-Italic *-ālis Latin -ālisbor. Old French -albor. ▲ Latin -ālis Old French -elbor. ▲ Latin -ālisbor. Middle English -al Middle English -ly Middle English -ally English -ally English aquatically From aquatic + -ally.
Etymology from Wiktionary, CC BY-SA 3.0