Spelling Week 15:
- referred
 - dropped
 - tripped
 - conferred (discussed)
 - occurred
 - concurred (agreed)
 - drummed
 - starred
 - formatted (changed)
 - gripped (held on tight)
 - stopped
 - planned
 - permitted
 - preferred
 - omitted (took out)
 
Emphasis: multisyllabic words with ed and double consonants