The genitive in fa-mithliki is explained as governed by an understood rubba, conveying “many a woman like you.” The suffix -ki completes the construct and addresses the beloved.
Ḥublā describes pregnancy. It follows the pattern fuʿlā, with final alif maqṣūrah preventing a visibly expressed case ending. Wa-murḍiʿin coordinates another category in the speaker’s sweeping claim.
The two descriptions need not refer to the same individual at once: mentioning pregnant and nursing women broadens the asserted range of his experiences.