What if two words occur together without any intelligible affinity?

Murāʿāt al-Naẓīr, Corresponding Endings, Irṣād and Mushākalah

• Co-occurrence alone does not establish murāʿāt al-naẓīr
• Only their belonging to one broad scholarly domain
• Apparent affinity from one unintended sense
• Necessary opposition between two independent meanings