No. Rez is not a legal Scrabble word.
No. IQ is not allowed in Scrabble.
No. Zen is not a legal Scrabble word.
Yes. Ma is a Scrabble word.
No. Le is not allowed in Scrabble.
No. Av is not allowed in Scrabble.
No. NASA is not allowed in Scrabble.
No. Ac is not allowed in Scrabble.
Yes. Ma is a Scrabble word.
No. IQ is not allowed in Scrabble.
No. Zen is not a legal Scrabble word.
No. Rez is not a legal Scrabble word.
No. Le is not allowed in Scrabble.
The Official Scrabble Dictionary lists lo as an acceptable Scrabble word. It is used to attract attention or to express surprise.
No.
No. IV is not an acceptable word in scrabble.
Yes. Colloid is allowed in Scrabble.