easy / amiable / to change / to exchange / prefix corresponding to the English adjective suffix "-able" or "-ible" / abbr. for 易經|易经[Yi4 jing1], the Book of Changes
易
=
勿
+
日
:
Mnemonic symbol: a really easy puzzle consisting of only two parts.
Maud Younger (y) and the sun (日) are trying to complete a really easy puzzle (易) in the space station's bathroom (Ø4). It's not as easy as they thought though, because in zero gravity they can only move with the help of their bat wings (勿).
伴
=
亻
+
半
:
For his latest mischief, Beelzebub (b) organized it so that Rosa Luxemburg (亻) meets King Solomon (半) in the anthill's bathroom (an4). Soon they'll become partners (伴) and Beelzebub will continue with the next step in his plan.