沾
=
占
+
氵
:
Someone is pouring out a bottle of water (氵) on the higher floors of the anthill, but James II of England (zh), standing on the street (an1), quickly puts up his yellow umbrella (占) so that only his umbrella is moistened (沾).
染
=
木
+
氿
:
Robinson Crusoe (r) finds that there is a small mountain spring (氿) in the anthill (an3). Unfortunately it is contaminated (染) by a plastic Christmas tree (木) standing next to it. The BPA and dye from the Christmas tree leak into the water and change the creek's color (染).