Yes, extense is a real word; it describes something as outreaching or expansive. Example of usage:The great extence of his ranch was farther than the eye could see.
Yes, slowed is the past tense or past participle of the verb slow. Example sentences:He slowed the car when he saw the 'school zone' sign.Sales slowed sharply after the holiday season.
The English term 'actually' has a few meanings: 1: used to imply that one would expect the fact to be the opposite of that stated; surprisingly; 2: at the present moment; 3: as a sentence modifier...