contribution, input

to bring (something) / to take / to give (support), to give, supply (explanation etc.) / to bring (improvement, freedom etc.) / to bring in (funding) / to bring about (change, revolution)

third-person singular past historic of apporter

inflection of apporter:
/ inflection of apporter:

plural of apport

(figuratively) to make a contribution, to contribute one's fair share, to play one's part, to do one's bit

(figuratively) to add grist for the mill, to bring grist for the mill, to provide ammunition for someone (to provide extra arguments in support of someone's stance)