Answer key | September 3, 2026
The full solution is below, with a short explanation for each group. To avoid spoilers, play the puzzle or open the hints page before reading the answer panels.
WAVE / REEF / TIDE / KELP
WAVE, REEF, TIDE, and KELP all fit the category "Ocean words". They belong near salt water. The shared link accounts for all four words, which is why the remaining board words should be tested against a different rule.
CLAM / TURTLE / EGG / ACORN
CLAM, TURTLE, EGG, and ACORN all fit the category "Things with shells". Each can have a protective outer layer. The shared link accounts for all four words, which is why the remaining board words should be tested against a different rule.
SHUTTER / FOCUS / LENS / FLASH
SHUTTER, FOCUS, LENS, and FLASH all fit the category "Photo terms". A camera owner knows these. The shared link accounts for all four words, which is why the remaining board words should be tested against a different rule.
YEAST / BUTTER / FLOUR / SUGAR
YEAST, BUTTER, FLOUR, and SUGAR all fit the category "Baking staples". A bakery keeps these close. The shared link accounts for all four words, which is why the remaining board words should be tested against a different rule.