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 terms served in office, or for spouses, girlfriends etc (as in 前任男友)
任
=
亻
+
壬
:
An assignment written down on a heap of paper. Robinson Crusoe agreed to take care of Rosa Luxemburg's cat o' nine tails for a few days. Rosa wrote down his assignment on paper and handles him the heap in the encampment's bathroom.
选
=
先
+
辶
:
Xu Xian (xu) squired the FLOTUS (先) to go shopping, but inside of the anthill (an3) he soon regrets his decision as he has to help the FLOTUS select (选) one pair of gladiator sandals (辶) out of hundreds of similar looking pairs.