text

show	Normally, the characters that the user types appear in the entry. To make a .password. entry that echoes each character as an asterisk, set show="*".
selectbackground	The background color to use displaying selected text.
selectborderwidth	The width of the border to use around selected text. The default is one pixel.
selectforeground	The foreground (text) color of selected text.
textvariable	In order to be able to retrieve the current text from your entry widget, you must set this option to an instance of the StringVar class.

get()	Returns the entry's current text as a string.