body
brain
business
continuous
creativity
design
doodle
drawing
egghead
genius
graphic
head
human
icon
idea
intellect
intelligence
invention
isolated
line
man
marrow
media
microb
mind
nerd
neurology
noggin
organ
outline
pate
people
pericranium
popular
science
sign
silhouette
smart
smart aleck
social
star
starry
symbol
think
wiseacre
wisenheimer
wit
wits