Learn English – What’s the verb for saying “dawww”

The OED gives the past tense of the verb cc (which it says is also spelled CC) as cc’d or cced. There are two citations for cc’d (1990, 2005) and one of cced (2000).

It also gives the past tense of OK as OK’ed, OK-ed, or OKed, but says nothing more about it.

Usually when applied to a verb involving speech, out involves the addressing of a group, normally a non-specific group, as in "anyone who will listen."

John spoke out when he saw injustice being done.

Mary shouted out for help.

The bailiff read out the charges against the defendant.

In other words, all who could hear were being addressed in each case.

Don't confuse "read out" with readout, however. As a noun, a readout is simply "a visual record or display of the output from a computer or scientific instrument." [NOAD]