Word mod c -> cc     
A doubled consonant may be rendered by just the single  MEDIEVAL
occup.atis           V      1 1 PRES ACTIVE  IND 2 P    
occupo, occupare, occupavi, occupatus  V (1st)   [XXXBX]  
occupat.is           VPAR   1 1 DAT P X PERF PASSIVE PPL
occupat.is           VPAR   1 1 ABL P X PERF PASSIVE PPL
seize; gain; overtake; capture, occupy; attack;
occupat.is           ADJ    1 1 DAT P X POS             
occupat.is           ADJ    1 1 ABL P X POS             
occupatus, occupata, occupatum  ADJ   [XXXDS]    lesser
occupied; busy;