The difference between Everlasting and Incessant

When used as adjectives, everlasting means lasting or enduring forever, whereas incessant means without pause or stop.

Everlasting is also noun with the meaning: an everlasting flower.

Everlasting is also adverb with the meaning: extremely.

check bellow for the other definitions of Everlasting and Incessant

Everlasting as an adjective:

Lasting or enduring forever; existing or continuing without end

Examples:

"synonyms: immortaeternal"
Everlasting as an adjective:

Continuing indefinitely, or during a long period; perpetual; sometimes used, colloquially, as a strong intensive.

Examples:

"this everlasting nonsense"
Everlasting as an adjective (philosophy):

Existing with infinite temporal duration (as opposed to existence outside of time).

Everlasting as a noun:

An everlasting flower.
Everlasting as a noun (historical):

A durable cloth fabric for shoes, etc.

Incessant as an adjective:

Without pause or stop; not ending, especially to the point of annoyance.

Examples:

"The dog's incessant barking kept the girl awake all night."