The clue "Building add-on" last appeared in the Wall Street Journal crossword on February 5, 2026. The correct answer for this puzzle is "ANNEX", a 5-letter word.
Solution ANNEX is our most searched for solution by our visitors. Solution ANNEX is 5 letters long. We have 0 further solutions of the same word length.
There are 10 solutions. The longest is ANNEX with 5 letters, and the shortest is ELL with 3 letters.
Yes, "BUILDING ADD-ON" is currently trending (last update: 16 May 2026). Many solvers seem to find this clue challenging! Other clues with traffic peaks today are: Curtain fabric, Positive, as an attitude, witty remark, blacksmith's workshop and Length.
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Solutions are between 3 and 5 letters long.