MARCH 24, 2026 · PUZZLE #222
TIER to POOP.💩
One shortest route in 6 moves.
00
TIER
START01
PIER
LETTER 102
PEER
LETTER 203
PEEP
LETTER 404
PREP
LETTER 205
PROP
LETTER 306
POOP
GOAL 💩Why this route takes 6 moves
TIER and POOP differ in 4 letter positions. The shortest accepted-word route needs 2 additional moves; the second letter changes more than once.
Start by changing the first letter: TIER → PIER. Near the goal, PROP is one letter from POOP; the last move changes its second letter.
Every letter change
- TIER → PIER: change letter 1 from T to P.
- PIER → PEER: change letter 2 from I to E.
- PEER → PEEP: change letter 4 from R to P.
- PEEP → PREP: change letter 2 from E to R.
- PREP → PROP: change letter 3 from E to O.
- PROP → POOP: change letter 2 from R to O.
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