Wiktionary
a. 1 Not marriageable, unsuitable for marriage. 2 That cannot be reconciled, inconsistent.
Usage examples of "unmarriageable".
The only solution I could devise was to jilt her in a way that would leave her unmarriageable, which would prevent her father from tracking her down when she disappeared.
Her father had then done what Greek fathers of unmarriageable girls did in those days: he wrote to America.
Feeling unwanted, unloved and most probably unmarriageable, she nodded her head slowly.
Ixion, and Giliead an unmarriageable Chosen Vessel, the house, land and property of Andrien would pass to Visolela when Karima died.
By the time people like her made their way to the Mayfair Academy with their unmarriageable daughters, they needed Hester so badly they actually would pay to suffer her sometimes superior attitude.
What else makes you so unmarriageable that you take no care for your reputation?