per‧fect‧ly S2 W3 / pɜfɪktli $ pɜr- / 副词

1 completely – used to emphasize what you are saying :

It’s perfectly normal to be nervous before a performance.

The sale was perfectly legal.

You can get a perfectly good coat at Sears for a lot less money.

2 in a perfect way :

The plan worked perfectly.

The steaks were perfectly cooked.