2 Words to use with feeder

A few went on to continue their education; Alvis Fernandes, one of the young men recruited through the informal Miramar boys' network that proved to be a useful feeder channel, was halfway through aeronautical engineering anyway.

Add to this, that the railways were concerned for their own new developmentsdouble-trackings, loops, cutoffs, taps, and feeder lines, and great swoops out into untouched lands soon to be filled with men.

2 Words to use with  feeder