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Use "octagons" in a sentence
"Our argument was that the symbols weren't triangles, but octagons, which is what led us to suggest that the instigators were police."
"Eriko Horiki's Senritsu lantern-traditional Japanese Washi paper lantern inlaid with crystal octagons and Jaime Hayon's popular Candy Lights -- chic platinum, copper-colored or shiny white ceramic table lamps complete with crystal lampshades and Baccarat's signature red crystal dimmer-switches are also featured."
"And it had a cartoon of goofy dancing octagons or pentagons or something-gons."