accept

agree

agreement

animation

answer

approval

approve

approved

button

cancel

cartoon

check

choice

choose

computer

concept

confirm

confirmation

correct

cross

decision

element

green

icon

illustration

isolated

mark

motion

mouse

negative

no

object

ok

option

positive

question

red

reject

right

select

shadow

sign

stop

symbol

test

tick

vote

voting

white

wrong

yes