Dept.
Sophia
abstruseness
abyss
acumen
ampleness
astuteness
bigness
bottomlessness
broad-mindedness
broadness
capaciousness
complexity
complication
comprehensiveness
copiousness
crabbedness
crampedness
deep-downness
deep-rootedness
deep-seatedness
deepness
depth
difficulty
discernment
erudition
esoterica
expansiveness
extensiveness
extreme innerness
fathomlessness
generousness
good understanding
grandeur
grandiosity
grandness
greatness
hardness
incomprehensibility
indecipherability
inscrutability
interiority
intricacy
involvement
keenness
knottiness
knowledgeability
largeness
mellow wisdom
obscurity
sapience
wisdom
clearness
cleverness
completeness
definiteness
expressiveness
fluency
littleness
lucidity
minuteness
opulence
originality
richness
shrewdness
steadiness
subtlety
sureness
thoroughness
vastness
versatility
vividness