effusive (adj) - demonstrating very high levels of emotion or enthusiasm; extravagantly expressive; overflowing [ih-fyoo-siv]
BREAKDOWN: EF- (out) + FUS- (pour) + -IVE (prone to)
effuse means to flow or emanate; to display strong emotion
effusion is an instance of flow or collection of liquid, gas, or energy; a strong expression of emotion
See also: futile
“All drama teachers are very effusive, very emotionally open, very big, and gesticulate a lot, and are very physical. Those people don't work in banks and they don't work for pharmaceutical companies. They teach drama, or they may be theatre directors.” —Steve Coogan