incoming
indwelling
inmost
inner
innermost
interior
internal
inwards
private
secret
self-whispered
anonymous
bosom
center
central
closet
core
deep
deep-seated
deepest recesses
domestic
entering
esoteric
essential
guts
heart
heart of hearts
hidden
immanent
implanted
implicit
in
inalienable
inbound
incognito
indoor
infixed
inflooding
inflowing
ingoing
ingrained
ingressive
inherent
inland
innards
inner landscape
inner life
inner man
inner nature
inner recess
inner self
inpouring
inshore
inside
eternal
instinctive
momentary
outward
sudden
unspeakable
utmost