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frighten [frightened, frightening, frightens]▼(to disturb with fear)verb[UK: ˈfraɪt.n̩] [US: ˈfraɪt.n̩]
threaten [threatened, threatening, threatens]▼(to make a threat against someone; to use threats)verb[UK: ˈθret.n̩] [US: ˈθret.n̩]
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