to assign
to appoint
to take up a post
office
responsibility
to let
to allow
to give free rein to
no matter (how, what etc)
classifier for the number of terms served in office, post, or rank
to add
plus
(used after an adverb such as 不, 大, 稍 etc, and before a disyllabic verb, to indicate that the action of the verb is applied to sth or sb previously mentioned)
to apply (restrictions etc) to (sb)
to give (support, consideration etc) to (sth)
to increase
to augment
to append