Meaning

noun group of people related by blood or marriage

adjective similar in quality or character

adjective related by blood or marriage

originFrom Middle English kyndrede, from older kynrede (“kindred”), from Old English *cynrēd, *cynrǣden (“kindred, family, stock”), from cynn (“kind, kin, lineage”) + -rǣden (“condition, state”). Equivalent to kin + -red, see these. The -d- is epenthetic between a nasal and a liquid (as e.g. in spindle).

Etymology from Wiktionary, CC BY-SA 3.0