Worked route example
TONE -> TOME -> COME -> COMP -> POMP -> POOP is a five-move route in the bundled Poople Run graph. TOME to COME changes the first letter; COME to COMP changes the last. Each of the five moves changes exactly one position.
Poople Solver
Enter any accepted four-letter word to calculate a legal shortest route to POOP from the Poople Run word graph.
Use only what you need
Read the first direction as a hint, or inspect the complete route after your attempt. Direct route help makes a live run practice-only.
Why a route can fail
The word must have four letters, exist in the accepted list, and connect through legal one-letter moves. The result explains invalid or unreachable input.
Check a proposed move
Use Valid Words when you only need to test whether one candidate changes exactly one letter from your current row.