d: died, daughter, days
GED: a GEDCOM file
GEDCOM: GEnealogical Data COMmunications
inf: infant, infancy
int: intestate, without leaving a will
m: married, male, mother
SSDI: Social Security Death Index
st: state, street
w: west, with, wife
w/o: wife of
yr: year, younger
This is not a comprehensive genealogical abbreviations list. More will be added over time.
Note: See this tip about time context of an abbreviation.