Learn how to say Contributive correctly in English with this tutorial pronunciation video.
Oxford dictionary definition of the word contribute:
transitive verb, intransitive verb
Word forms: conˈtributed, conˈtributing
to give or provide jointly with others; give to a common fund
to write and give or sell (an article, story, poem, etc.) to a magazine, newspaper, or other publication
to give or furnish (knowledge, ideas, etc.)
See contribute to