Letter on position 1 (p) changed: 7 words dule gule hule mule rule tule yule Letter on position 2 (u) changed: 4 words pale pele pile pole Letter on position 3 (l) changed: 4 words pube puce puke pure Letter on position 4 (e) changed: 8 words pula puli pulk pull pulp puls pulu puly