JACOBUS is a playable word

jacobus Scrabble® Dictionary

noun
pl. jacobuses
an old English coin
50 Playable Words can be made from "JACOBUS"
   2-Letter Words (8 found)
   3-Letter Words (21 found)
   4-Letter Words (16 found)
   5-Letter Words (4 found)
   7-Letter Words (1 found)