He doesnt, CHAOS used the negative Chaos Energy from the Chaos Emeralds. Tails said that just before Sonic used the POSITIVE Chaos Energy.
No, the word 'chaotic' is an adjective, a word used to describe a noun.The abstract noun is chaos.
Arrogant
Yes, "grouchy" is an adjective used to describe someone who is often irritable or in a bad mood.
"Silken" is the usual form, but "silk" itself is often used as what is called a "substantive adjective."
The verb to claim has the participles claimed and claiming. Claimed is more often used as an adjective.
Yes. The word battered is the past participle of the verb (to batter) which can often be used as an adjective.
There is no adjective for the noun biscuit. The noun is often used as a noun adjunct (e.g. biscuit dough).
It can be, but another used before a noun is an adjective.
Yes, it is often used in the comic strip "Peanuts"
Yes, "hundred million dollar project" is often hyphenated when used as a compound adjective before a noun.
The word high is an adjective, although also a noun. Used before a noun, it is an adjective, as in "high valley" or "high walls."