No
Yes, it is an adjective.
no it is not an adjective
Yes the word Good is an adjective.
yes the word great is an adjective
Yes' the word excellent is an adjective.
Yes, the word, "Sporty" is an adjective.
yes. It is a descriptive word, so is an adjective.
If it describes a noun, then yes, it is an adjective.
Yes, the word 'landless' is an adjective.
Yes, the word traditional is an adjective.
Yes it can be used as an adjective.
Yes, official is an adjective.