As nouns the difference between stepchild and granddaughter
is that stepchild is a stepson or stepdaughter while granddaughter is the daughter of someone's child.
stepchild
English
Noun
(stepchildren)
A stepson or stepdaughter
The family role (responsibilities and behavioural standards) of a stepchild.
(obsolete) A bereaved child; one who has lost father or mother.
Hyponyms
* stepdaughter
* stepson
* See also
See also
*
* half-sibling, half-brother, half-sister
* step-grandchild, step-grandson, step-granddaughter
* step-niece, step-nephew, step-cousin
granddaughter
Alternative forms
* grandaughter
Noun
(
en noun)
The daughter of someone's child.
Synonyms
* grandgirl
Antonyms
* (with regard to gender) grandson
* (with regard to ancestry) grandmother, grandfather
Hypernyms
* grandchild