vehemence
noun
[ ˈviːɪm(ə)ns ]
• great forcefulness or intensity of feeling or expression.
• "the vehemence of his reaction"
Similar:
passion,
force,
forcefulness,
ardour,
fervour,
spirit,
spiritedness,
urgency,
strength,
forcibleness,
emphasis,
vigour,
intensity,
violence,
earnestness,
eagerness,
keenness,
enthusiasm,
zeal,
zealousness,
fanaticism,
vociferousness,
outspokenness,
forthrightness,
insistence,