The initial idioms of the letter T

tighten one’s belt	tighten one's belt
tighten the purse strings	tighten the reins
tighten the screws	tighten the screws on
tighten up	tighten
tight	tight-lipped
TIIC	Tijuana taxi
til	til the cows come home
tile	TILII
till/until the bitter end	till (one) (is) blue in the face
till all hours (of the day and night)	till death do us part
till death us do part	till doomsday
till kingdom come	to the bitter end
till the cows come home	till the fat lady sings
until then	till
tiller	tilt at