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Use "grottolike" in a sentence
"We entered a grottolike foyer, complete with ivycovered stone walls and a bubbling fishpond."
"Off to her right she could see a tennis court and a grottolike swimming pool."
"At the bar on the other side of the grottolike room, a Gwirinthan astro-gravitational mathematician slid from its barstool to the floor with a squashy thump."