good

As an adjective only

is alone in a category.

As an adverb only

is without others or anything further; exclusively.

As a conjunction only

is under the condition that; but.

As a noun only

is (rare) only child.

As a proper noun good is

.

As a proper noun good

is .

As a noun favor is

a kind or helpful deed; an instance of voluntarily assisting (someone).

As a verb favor is

(transitive)  to look upon fondly; to prefer.

As an adjective legit

is (informal) legitimate; legal; allowed by the rules.

As a proper noun good is

.

As an adjective heathy

is resembling heath.

As a proper noun good is

.

As a verb appreciate

is to be grateful or thankful for.

As a proper noun good is

.

As a proper noun good

is .

As a letter d is

the fourth letter of the.

As a numeral d is

cardinal number five hundred (500).

As a symbol d is

deuterium, when it needs to be distinguished from ordinary hydrogen.

As a proper noun good

is .

As a verb relax is

to calm down.

As an adjective coherent

is coherent.

As a proper noun good is

.

As proper nouns the difference between good and summer

is that good is while summer is of modern usage, for a girl born in summer.

As proper nouns the difference between light and good

is that light is while good is .