gall bladder / courage / guts / gall / inner container (e.g. bladder of a football, inner container of a thermos)
胆
=
旦
+
月
:
Don Quixote (d) suffers from a huge moon-shaped (月) gall stone (胆), so inside of the anthill (an3) he drinks medicine from a big mug (旦). His moon gall stone is so big, it has gall stones on its own and it is drinking medicine from a mug as well.
dawn / morning / daybreak / day / dan, female roles in Chinese opera (traditionally played by specialized male actors)
旦
=
一
+
日
:
Mnemonic symbol: A big mug, since many people start the day with a mug of coffee.
Don Quixote (d) meets the sun (日) early in the morning (旦) in the anthill's bathroom (an4). Don Quixote is full of energy and can't wait to start into a new adventure, but since the sun is a morning grouch who only just started drinking her mug of coffee (mnemonic symbol for 旦) she cannot stand it and beats him over the head with a flute (一) to calm him a bit down.
月
=
⺆
+
二
:
Yu the Great (yu) is modelling a moon (月) in the elevator's bathroom (e4). He uses a stapler (⺆) to staple a lot of capacitors (二) together to form a moon shape, while the real moon is sitting for him.
Characters with 胆 as component
胆
is not used as a component in another character.
lit. to sleep on brushwood and taste gall (like King Gou Jian of Yue 勾踐|勾践[Gou1 Jian4]), in order to recall one's humiliations) (idiom) / fig. to maintain one's resolve for revenge