cast.is              N      2 2 LOC P N                 
cast.is              N      2 2 DAT P N                 
cast.is              N      2 2 ABL P N                 
castum, casti  N (2nd) N   [XEXES]    uncommon
festival/period of ceremonial/required abstinence/continence dedicated to a god
cast.is              ADJ    1 1 DAT P X POS             
cast.is              ADJ    1 1 ABL P X POS             
castus, casta -um, castior -or -us, castissimus -a -um  ADJ   [XXXAO]  
pure, moral; chaste, virtuous, pious; sacred; spotless; free from/untouched by;
Syncope   s => vis   
Syncopated perfect often drops the 'v' and contracts vowel
cav.istis            V      2 1 PERF ACTIVE  IND 2 P    
caveo, cavere, cavi, cautus  V (2nd)   [XXXAO]  
beware, avoid, take precautions/defensive action; give/get surety; stipulate;