The ones that I didn't understand at first were:
dh: dear husband
dd: dear daughter
ds: dear son
mil: mother in law
fil: father in law
dil: daughter in law
sil: son in law
dgs: dear grandson
dgd: dear granddaughter
d9p: disappearing 9 patch
sid: stitch in the ditch
fmq: free motion quilting
lqs: local quilt store
If I've missed any you are wondering about, just ask:-)