As nouns the difference between stepchild and stepbairn
is that stepchild is a stepson or stepdaughter while stepbairn is a stepchild.
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