muscle / tendon / veins visible under the skin / sth resembling tendons or veins (e.g. fiber in a vegetable)
筋
=
⺮
+
肋
:
Joan of Arc (ji) trained so much that her muscles (筋) burst her harness in front of the encampment ((e)n1). To cover her ribs (肋) she makes a larger armor out of bamboo sticks (⺮).
to fight / to struggle / to condemn / to censure / to contend / to put together / coming together
斗
=
⺀
+
十
:
Mnemonic symbol: a 斗牛士 (dou4 niu2 shi4) is a matador, who will represent 斗 when used as component.
The matador (斗) and Don Quixote (d) are fighting (斗) in the outhouse's bathroom (ou4) about who may use the bathroom next. The matador yields a holy cross (十) as a weapon, while Don Quixote (d) wisely chose a blossom (⺀) to cushion the crosses' blows.