SECERN is a playable word

secern Scrabble® Dictionary

verb
secerned, secerning, secerns
to discern as separate
38 Playable Words can be made from "SECERN"
   2-Letter Words (5 found)
   3-Letter Words (13 found)
   4-Letter Words (11 found)
   5-Letter Words (6 found)
   6-Letter Words (3 found)