octapus

As nouns the difference between eight and octapus

is that eight is the digit/figure 8 or eight can be an island in a river; an ait while octapus is .

As a numeral eight

is (cardinal) a numerical value equal to ; the number occurring after seven and before nine.

As a proper noun octopus

is .

As a noun octapus is

.

As nouns the difference between squid and octapus

is that squid is any of several carnivorous marine cephalopod mollusks, of the order Teuthida, having a mantle, eight arms, and a pair of tentacles while octapus is misspelling of lang=en.