The word amicable is an adjective.
(Amicably : agreeably, marked by friendliness or goodwill) Example : "The disagreement over ownership of the land was settled amicably, with each claimant receiving an equal part."
The part of speech for this particular word is a noun.
part of speech
The part of speech for "answer" is a noun.
what part of speech is beneath
adverb
The part of speech for "explicit" is an adjective.
The part of speech for "lecturer" is a noun.
The part of speech for "rapid" is an adjective.
The part of speech of "came" is a verb.
The part of speech for "breezy" is an adjective.
The part of speech for "buried" is a verb.