7 letters · 10 points in Scrabble
verb be incompatible; be or come into conflict
verb cause to collide
verb crash together with violent impact
originFrom Latin collīdō (“to clash, strike, dash, beat, or press together”), from con- (“together”) + laedō (“to strike, collide, hurt”) (whence col- (“assimilated form of com-”)).
Etymology from Wiktionary, CC BY-SA 3.0