za
Yes. It is the spelling for the letter X.
No. Suq is not allowed in Scrabble.
No. Ni is not allowed in Scrabble.
No. That word is not allowed in Scrabble.
X-ray is a hyphenated word and is not legal in Scrabble.
No. The word honore is not allowed in Scrabble.
No. In the international dictionary the word "CH" is valid, but in the American official Scrabble dictionary there is no two letter word using C.
grandest
Acronyms are not allowed in Scrabble, but nairu is an allowable Scrabble word.
Yes. Zits is allowed as a Scrabble word.
No. Frey is not allowed in Scrabble.
No. The word Zen is not allowed in Scrabble.