Letter on position 1 (t) changed: 12 words dips gips hips kips lips mips nips pips rips sips yips zips Letter on position 2 (i) changed: 3 words taps tops tups Letter on position 3 (p) changed: 7 words tics tids ties tigs tils tins tits Letter on position 4 (s) changed: 2 words tipi tipt