acquaintance
corpus
data
datum
experience
expertise
facts
factual base
familiarity
information
intelligence
intimacy
introspection
ken
know-how
knowing
knowledge
practical knowledge
private knowledge
privity
ratio cognoscendi
self-examination
technic
technics
technique
apprehension
discernment
savvy
understanding
self-awareness
self-criticism
self-inspection
self-mastery
self-possession
self-reverence