Fourword #64 for September 18, 2026: sixteen words, four secret groups, one sneaky trap. Words from the same group link up when they touch inside a tube — stack all four of a kind to clear the group.
🪤 The trap word was MERCURY — it looks like it belongs to SPACE OBJECTS, but its real home is METALS.
Par for this puzzle was 17 steps (the solver's best line is 13).
Fourword is a free daily word-sorting puzzle: 16 words, 4 hidden groups, 1 trap word, a new puzzle every midnight. Play it here · All puzzles · Privacy