Porous limestone.
The crossword clue "Porous limestone." is answered by TUFA, a 4-letter entry. Used 7 times across 7 distinct years; most recently in 2005; first recorded in 1951. It appears in 2 publications in the xd corpus. Every figure on this page comes from the collection data itself, never from a guess.
The answer
TUFA
4 letters. See every clue for this answer on the TUFA answer page.
Used 7 times across 7 distinct years; most recently in 2005; first recorded in 1951. It appears in 2 publications in the xd corpus. Frequency and last-seen figures come from the xd crossword corpus only.
Other clues for TUFA
Every other clue in this collection answered by TUFA, most used first.
- Porous rock - used 12 times, most recently in 1997
Related clues
Clues in this collection of the same answer length that share a word with this clue, or match its answer pattern when no word is shared. Most used first.
- Limestone. - MALM, used 8 times
- Porous gem - OPAL, used 8 times
- Porous gemstone - OPAL, used 6 times
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