Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
tufa | Yes | No | No | No |
tuff | Yes | No | No | No |
tufa (noun) | tuff (noun) |
---|---|
a soft porous rock consisting of calcium carbonate deposited from springs rich in lime | hard volcanic rock composed of compacted volcanic ash |
hard volcanic rock composed of compacted volcanic ash |