Eight letter words with double letters in them?

zucchini Pizza

Apple

squirrel

barrette

majorette

clippers

slippers

flippers

horrible

terrible

gullible

classify

lollipop

occurred

glittery

slippery

possible

porridge

carriage

marriage

corridor

flattery

necessary

trespass

assassin

accident

applause

appliance

commuter

grommet

passport

trapper

propeller

applicant

additive

addition

blizzard

additive

buttered

attention

tattered

passable

collapse

vilified

dribbling

scribble

addicted

effected

affected

affluent

terrific

horrific