Expansive
WordNet
adjective
(1) Friendly and open and willing to talk
"Wine made the guest expansive"
(2) Marked by exaggerated feelings of euphoria and delusions of grandeur
(3) Able or tending to expand or characterized by expansion
"Expansive materials"
"The expansive force of fire"
(4) Of behavior that is impressive and ambitious in scale or scope
"An expansive lifestyle"
"In the grand manner"
"Collecting on a grand scale"
"Heroic undertakings"
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