"Generous" is an adjective.
General is an adjective. eg The figures show a general decline in sales.
The adjective "expectative" refers to the act of expecting. The adjective "expectational" refers to expectations in general.
No, it is a compound noun for an official position. Attorney is a noun. The word general could, otherwise, be either an adjective (for general purposes), or a noun (an officer rank, which is likely the basis for the names attorney general and postmaster general.
limiting and descriptive
There is no general rule.
It depends in what type of sentence its in but in general no.
adverb
In general, suspicious is used, although suspect can by itself e used as an adjective."He looked suspicious""He looked suspect"
There are two common adjectives. The general adjective is feverish (which can also mean hurried). The medical term is febrile.
The adverb form of general is generally. This (adding -ly) is a common way to form an adverb from an adjective.
My uncle? Or uncles in general? Or your uncle? My uncle is genial. Uncles in general are avuncular. Your uncle is unidentified.
There are participle adjectives from the verb to colonize, which are colonizing (making colonies) and colonized(refers to regions where a colony is established). The general adjective for the noun colony is colonial.