expansive
ex.pan.sive \ik-'span(t)-siv\ aj 1: having a capacity or a tendency to expand 2: causing or tending to cause expansion 3a: characterized by high spirits or benevolent inclinations 3b: marked by or indicative of exaggerated euphoria and delusions of self- importance 4: having considerable extent 5: characterized by largeness or magnificence of scale {~ living> - ex.pan.sive.ly av