Strong's #4827: mera` (pronounced may-rah')
from 7489; used as (abstract) noun, wickedness:--do mischief.
Brown-Driver-Briggs Hebrew Lexicon:
mêra‛
1) (Hiphil) mischief
2) (TWOT) confidential friend
Part of Speech: participle
Relation: from H7489
Usage:
This word is used 1 times:
Daniel 11:27: "And both these kings' hearts shall be to do mischief, and they shall speak lies at one"