1. (

• fierce ,
• tearing ,
• vehement ,
• violent ,
• trigger-happy

) marked by extreme intensity of emotions or convictions; inclined to react violently; fervid; "fierce loyalty"; "in a tearing rage"; "vehement dislike"; "violent passions" ;

2. (

• vehement

) characterized by great force or energy; "vehement deluges of rain"; "vehement clapping"; "a vehement defense" ;