king or monarch / best or strongest of its type / grand / great
王
=
一
+
土
:
Mnemonic symbol: Martin Luther King. Willy Walrus (wu) is stuck in a heap of dirt (土) in the anglepod's kitchen (ang2). Martin Luther King (王) helps him by holding out a flute (一).
Sherlock Holmes (sh) is cleaning a flower pot (廿) under the shower of the space station's bathroom (Ø4) with a loofah (L) because he didn't quite understand a poster next to the shower from the WHO (世) explaining dangers arising from different germs.
to fill / to satisfy / to fulfill / to act in place of / substitute / sufficient / full
充
=
亠
+
允
:
Mnemonic symbol: a charger for your mobile phone. Chantal Chicken (chu) has to charge her mobile phone, but the only charger (充) is outside in front of the engine ((e)ng1). Without any better option she waits outside in the cold wind for her phone to charge until she gets a runny nose (允). Lacking tissues she has to blow her nose into her beret (亠).