Sentence: The early submarine, though, was not only as blind as a cave fish, but it was as deaf and as dumb as a snail and since this was the case, it had to do whatever talking was necessary by means of a deaf and dumb alphabet, that is, by signaling with flags, or wigwagging, as it is called.
Combination: a cave fish (root: fish, modifier: cave)
Property: blind
Property type: emergent