The initial idioms of the letter I

in the strict sense	in the suds
in the sun	in the swim
in the swim of things	in the tank
in the teeth of	in the thick of it
in the thick of things	in the throes
in the toilet	in the trouser department
in the trust of	in the tube
in the twinkle of an eye	in the twinkling of an eye
in the unlikely event	in the unlikely event of
in the unlikely event (that) (something) happens	in the vicinity of
in the view of (someone)	in the wake of
in the way	in the way of
in the wild	in the wilderness
in the wilds of (some place)	in the wind
in the wings	in the wink of an eye