Stepdaughter

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From Middle English stepdoughter, stepdoghter, steopdohter, from Old English stēopdohtor(“stepdaughter”), from Proto-Germanic *steupaduhtēr(“stepdaughter”), equivalent to step- +‎ daughter.

Cognate with Saterland Frisian Stäifdochter(“stepdaughter”), West Frisian styfdochter(“stepdaughter”), Dutch stiefdochter(“stepdaughter”), German Low German Steevdochter(“stepdaughter”), German Stieftochter(“stepdaughter”), Danish steddatter(“stepdaughter”), Swedish styvdotter(“stepdaughter”), Icelandic stjúpdóttir(“stepdaughter”).