tivrena

tīvreṇa with great force; SB 2.3.10
tīvreṇa by very strong; SB 3.2.4
tīvreṇa intense; SB 3.25.44
tīvreṇa very serious; SB 3.27.5
tīvreṇa firmly fixed; SB 3.27.22
tīvreṇa intense; SB 6.10.30
tīvreṇa consisting of acute; SB 7.1.47
su-tīvreṇa extremely concentrated; SB 11.14.46
tīvreṇa firm; CC Madhya 22.36
tīvreṇa firm; CC Madhya 24.90
tīvreṇa firm; CC Madhya 24.197