Antonyms or synonym introvert and extrovert

If you're asking if introvert and extrovert are antonyms or synonyms, they are antonyms. To be introverted is to find comfort in being by yourself, while being extraverted is to have more fun surrounded by people. If you're asking for synonyms and antonyms for both, here's that: 
Introvert
S: Quiet A: Outgoing
Extroverted
S: Outgoing A: Quiet

Not exactly sure what you were asking for, but I hope this helps!

(Also, my synonyms and antonyms are not the best...)

Isaw a snowboarder sliding.i went snowboarding yesterday. everybody snowboards.how was snowboarding.