"Pro-education" is a hyphenated neologism (created word) used to define a position "in favor of" education (i.e. favoring increased emphasis, funding, or participation). Applied to a political platform or candidate, it is an adjective.
it means for education
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 for "breezy" is an adjective.
The part of speech for "buried" is a verb.
The part of speech for "indefinite" is an adjective.