The initial idioms of the letter I

ing	Yankee ingenuity
ingratiate oneself into	ingratiate oneself with
ingratiate	inherit from
inhibit from doing	man's inhumanity to man
in	initiate into
initiative	inject into
injun	ink in
ink slinger	ink
inkhorn term	inkling
ink-slinger	inlay with
inmate	the inmates are running the asylum
the inmates have taken over the asylum	inner
inner circle	inner core
inner strength	innie
innocent as a lamb	innocent