What creates marfūʿ jinās in “a-hādhā muṣāb am ṭaʿmu ṣāb”?

Verbal Embellishments: Complete and Incomplete Jinās, Reversal, Derivation and Quasi-Derivation

• Muṣāb resembles the final mīm of ṭaʿm plus the separate word ṣāb
• Two opposite senses of a single noun
• Complete reversal of one word’s letters
• Only a vowel difference between two independent nouns