主从

master-slave (computing) / client-server (computing) / primary and secondary

owner / master / host / individual or party concerned / God / Lord / main / to indicate or signify / trump card (in card games)

from / through / via / to follow / to obey / to engage in (an activity) / never (in negative sentence) / (Taiwan pr. [zong4]) retainer / assistant / auxiliary / subordinate / related by common paternal grandfather or earlier ancestor