vehement
adjective
[ ˈviːɪm(ə)nt ]
• showing strong feeling; forceful, passionate, or intense.
• "her voice was low but vehement"
Similar:
passionate,
forceful,
ardent,
impassioned,
heated,
spirited,
urgent,
fervent,
fervid,
strong,
forcible,
powerful,
emphatic,
vigorous,
animated,
intense,
violent,
fierce,
earnest,
eager,
keen,
enthusiastic,
zealous,
fanatical,
loud,
noisy,
clamorous,
vocal,
vociferous,
outspoken,
strident,
forthright,
insistent,
Origin:
late Middle English (describing pain or temperature, in the sense ‘intense, high in degree’): from French véhément or Latin vehement- ‘impetuous, violent’, perhaps from an unrecorded adjective meaning ‘deprived of mind’, influenced by vehere ‘carry’.