The only obvious geometric terms are "conic" and "cone."
Accompanied.
The Amerindian woman who accompanied Lewis and Clark was Sacagawea, also Sacajawea.
A luau is a traditional Hawaiian party or feast that is usually accompanied by entertainment.
cuadrado
That is correct.
The correct spelling is "noisiest" (making or accompanied by a lot of noise).
Shape.
The geometric quadrilateral shape (a parallelogram of diamond shape) is spelled "rhombus".
The correct spelling is blizzard.A blizzard is a very severe snowstorm, which is usually accompanied by gales.
Octagon
The Indian woman who accompanied Lewis and Clark was Sacagawea or Sacajawea (both spellings appear in the records of the time).
The correct spelling is "circle" (a round shape).