The difference between Nice and Subtle

When used as adjectives, nice means pleasant, satisfactory, whereas subtle means hard to grasp.

Nice is also noun with the meaning: niceness.

Nice is also adverb with the meaning: nicely.

Nice is also verb with the meaning: to run a process with a specified (usually lower) priority.

check bellow for the other definitions of Nice and Subtle

Nice as an adjective:

Pleasant, satisfactory.
Nice as an adjective:

Of a person: friendly, attractive.
Nice as an adjective:

Respectable; virtuous.

Examples:

"What is a nice person like you doing in a place like this?"
Nice as an adjective:

With "and", shows that the given adjective is desirable: pleasantly.

Examples:

"The soup is nice and hot."
Nice as an adjective (obsolete):

Silly, ignorant; foolish.
Nice as an adjective (now, rare):

Particular in one's conduct; scrupulous, painstaking; choosy.
Nice as an adjective (obsolete):

Particular as regards rules or qualities; strict.
Nice as an adjective:

Showing or requiring great precision or sensitive discernment; subtle.
Nice as an adjective (obsolete):

Easily injured; delicate; dainty.
Nice as an adjective (obsolete):

Doubtful, as to the outcome; risky.

Nice as an adverb (colloquial):

Nicely.

Examples:

"Children, play nice."

"He dresses real nice."

Nice as a verb (transitive, computing, Unix):

To run a process with a specified (usually lower) priority.

Subtle as an adjective:

Hard to grasp; not obvious or easily understood; barely noticeable.

Examples:

"The difference is subtle, but you can hear it if you listen carefully."
Subtle as an adjective (of a thing):

Cleverly contrived.
Subtle as an adjective (of a person or animal):

Cunning, skillful.
Subtle as an adjective:

Insidious, deceptive, malicious.
Subtle as an adjective:

Tenuous; rarefied; of low density or thin consistency.
Subtle as an adjective (obsolete):

Refined; exquisite.