Ranked by relevance and common usage.
Keep "consanguinity" when the sentence already sounds natural, when a synonym would add unintended emphasis, or when readers need the most familiar wording. A synonym should clarify or sharpen the message, not simply make the sentence look more varied.
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4 total sentences available.
Their degrees of consanguinity and alliance are very strange; for being thus akin and allied to one another, we found that none was either father or mother, brother or sister, uncle or aunt, nephew or niece, son-in-law or daughter-in-law, godfather or godmother, to the other; unless, truly, a tall flat-nosed old fellow, who, as I perceived, called a little shitten-arsed girl of three or four years old, father, and the child called him daughter.
Source: tatoeba (12115400)
1776, United States Declaration of Independence They too have been deaf to the voice of justice and of consanguinity.
Source: wiktionary
At Isabella's earnest request, he took both her and the child on board, for the single hour which remained to the voyagers, to the satisfaction of all parties, and it seemed as if the long-drooping flower had already revived beneath the genial smile of consanguinity, and the very tears she had shed were sweet and grateful, refreshing the bosom moved so tenderly.
Source: wiktionary
The Mongrel Virginians was similar to other eugenic family studies in its method and mode of argumentation, but its intensive focus on "race mixing," rather than consanguinity, represents a marked departure from the previous studies.
Source: wiktionary
Closest matches include blood relationship, cognation, affiliation, affinity, agnation.
Compare the replacement against real sentence context. This entry includes sample sentences so you can check tone, grammar, and meaning before swapping words.