Punctuate vs Punctuator - What's the difference?

As a verb punctuate

is to add punctuation to.

one who punctuates, as in writing.

(punctuat)

to add punctuation to

That occurrence of "its" needs to be punctuated .

to add or to interrupt at regular intervals

The pristine lawn was punctuated only by the single apple tree in the centre.

to emphasize, to stress

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(en noun)

One who punctuates, as in writing.

He was a sloppy punctuator , often leaving out commas and confusing colons with semicolons.

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