Which of the following is NOT one of the eight main parts of speech?

helmigm

alalvino2001

clinton.brown

doran.l

a_vera

francisco.gastelum92

kyle.lichtenwald

elysia.martin

dtrahan

tfarley

marcusgoldsmith8

ajjuliani

acraghead

moises.de.jesus2412

Gerardo Martínez

n.almalh86

ccooper

grace.tuju

brett_comerford