The initial idioms of the letter D

don't hand me that line	don't hand me that story
don't knock yourself out	let (the) perfect be the enemy of (the) good
don't look at me	don't shoot the messenger
Do not wash your dirty linen in public	do nut
do one	do one!
do one’s own thing	do one’s thing
do one better	do one's duty
do one good	do one's homework
do one's bit	do one's thing
do oneself proud	do own thing
do part	do proud
do right by (someone)	do share
Do sit down	do too
do some bongs	do some fine coin
do somehow by	do somehow for