The term 'develop' can be used to describe a variety of processes, from coming into existence (COME, 4 letters), cultivating land (FARM, 4 letters), addressing a problem (ISSUE, 5 letters), increasing in size or quantity (ADD, 3 letters), creating a situation (CAUSE, 5 letters), thriving and growing (FLOURISH, 8 letters), becoming more valuable (ENRICH, 6 letters), moving along a course (FLOW, 4 letters), increasing in value (RAISE, 5 letters), getting older (AGE, 3 letters), beginning to GROW (BUD, 3 letters), producing something (BREW, 4 letters), increasing in size (GROW, 4 letters), rising up (ARISE, 5 letters), bringing out (EDUCE, 5 letters), climbing (MOUNT, 5 letters), ripening (RIPEN, 5 letters), appearing (EMERGE, 6 letters), changing over time (EVOLVE, 6 letters), enlarging (EXPAND, 6 letters), becoming fully grown (MATURE, 6 letters), unfolding (UNFOLD, 6 letters), flowering (BLOSSOM, 7 letters), teaching (EDUCATE, 7 letters), carrying a fetus (gestate, 7 letters), improving (shapeup, 7 letters), nurturing (INCUBATE, 8 letters), and ripening (MATURATE, 8 letters).