raw silk / white / plain, unadorned / vegetarian (food) / essence / nature / element / constituent / usually / always / ever
素
=
龶
+
糸
:
Susan Saint Bernard (su) has decided to become a vegan (素) and to let everyone know. In the space station's bathroom (Ø4) she manufactures a fancy headdress (龶) in the form of a vegan flower (素) out of her own spider silk (糸) so that everyone who sees her instantly knows that she's vegan (素).
朴
=
卜
+
木
:
Petra Penguin (pu) celebrates a very plain and simple (朴) Christmas in the space station (Ø3). She has a simple Christmas tree (木) and to let it snow she simply (朴) beats the Christmas tree with a voodoo staff (卜) so that its needles will come off and float all around.