too

adverb

1. 1

   (focus) Likewise.

2. 2

   Also; in addition.

   “There has been a cutback in federal subsidies. Too, rates have been increasing.”

3. 3

   (degree) To an excessive degree; over; more than enough.

4. 4

   (degree) To a high degree, very.

   “She doesn't talk too much.  I'm not too sure about this.”

5. 5

   (affirmation) Used to contradict a negative assertion.

   “"You're not old enough yet."  "I am, too!"”