11 letters · 19 points in Scrabble
adjective capable of being tested (verified or falsified) by experiment or observation
originEtymology tree English falsify Proto-Indo-European *-tḗr Proto-Indo-European *-dʰlom Proto-Indo-European *-dʰlis Proto-Italic *-ðlis Latin -bilis Latin -ābilis Old French -ablebor. Middle English -able English -able English falsifiable From falsify + -able.
Etymology from Wiktionary, CC BY-SA 3.0