憋
=
心
+
敝
:
To prepare for battle Brunhilde (bi) wants to stifle (憋) her emotions, so she chokes (憋) her heart (心) with a pair of old worn-out shoes (敝) in front of the elevator (e1).
闷
=
心
+
门
:
Mahatma Gandhi (m) lost his heart (心) when he accidentally dropped it through a trap door (门) in the floor of the encampment ((e)n4). As soon as the heart fell through, the door closed very tightly (闷) which makes Mahatma Gandhi quite depressed (闷).