1
Stage 1 of 2
rif
Old Norse · medieval
"a rib"
a rib, describing a ridge of rock or coral resembling a rib beneath the water
2
Stage 2 of 2
reef
English · 1580s
"a ridge of rock or coral near the water's surface"
settled as the English word for a ridge of rock, sand, or coral near the water's surface
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