Vehement – showing strong feeling; forceful, passionate or intense
The builder left a big V in the cement (vehement) showing his strong feeling over not being paid on time for the work.
Examples of vehement in a sentence
He made a vehement denial of having been anywhere near the scene of the crime.
Fred's enemies on the council replied to his proposals with vehement opposition
She was vehement about the need for a lower speed limit on the road where the accident happened.