eager rivalry, fierceness
Someone who is zealous spends a lot of time, energy, and effort to support something— notably that of a political or religious nature—because they believe in it very strongly.
showing extreme cupidity
a feeling of jealous envy (especially of a rival)
a feeling of strong eagerness (usually in favor of a person or cause)
a member of an ancient Jewish sect in Judea in the first century who fought to the death against the Romans and who killed or persecuted Jews who collaborated with the Romans
excessive intolerance of opposing views
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