Yes, the word tux is accepted in scrabble.
No.
nope
Yes, "fe" is a legal word in Scrabble. It is a two-letter word that is accepted in the official Scrabble dictionary.
A skort is shorts sewed with a skirt so a skort is a pair of shorts with a skirt over it and a skirt doesn't have a pair of shorts made into it.
Yes, "ea" is considered a valid word in the game of Scrabble. It is a two-letter word that is accepted in the official Scrabble dictionary.
Skort
a skort
No. However, the word 'idiom' or 'idioms' is accepted as a word in scrabble.
skate skat skeleton sketch skirt skort skill skull skip skin okra
The spelling "skort" refer to a combination of skirt and shorts, either a skirt that has short pant legs underneath, or shorts with a fabric panel.
Not according to the Scrabble dictionary. If it is in a different dictionary that you and your opponent agree to, then go for it, but it wouldn't be accepted in a tournament.