Abbreviations:

Ap = Apostle
Bp = Bishop
Dorm = Dormition (falling asleep)
Ecum = Ecumenical
Eq-to-Apost = Equal of the Apostles
Evang = Evangelist
FF = Fathers
FF = (sometimes Fore-feast)
GM = Great-martyr
H = Hierarch
HM = Hiero-martyr
M = Martyr
MM = Martyrs
NM = New-martyr
of the 70 = of the 70 Apostles
O = Osios/Osia (Righteous)
OF = Osios Father
OM = Osios/Osia Martyr
OO = Osio/Osias (2+ Righteous)
Pat of Const = Patriarch of Constantinople
Pr = Prophet
Rec. of Relics = Recovery of the Relics
SS = Saints
Syn = Synaxis (gathering)
Trans. Relics = Translation of the Relics
Unmerc = Unmercenary/Unmercenaries
VM = Virgin-martyr