In warmer periods, when the ice sheet retreated, the Vistula deepened and widened its valley. Also, other parts of the Suez Canal were deepened and widened. The two coups deepened Nigeria's ethnic tensions. Nevertheless sectarian bitterness deepened in the area. Convertibility facilitated the vast expansion of international financial transactions, which deepened monetary interdependence. That winter the King's bad moods deepened and grew more furious. However, they were greatly deepened in the modern ages. The sectional crisis had also deepened in the past year. In response to this pressure, along with personal frustration, his alcoholism deepened. It quickly deepened into her chest, and she was eventually diagnosed with tuberculosis. She has really deepened and has a stronger sense of responsibility. Isidore deepened further and began developing an eye feature. During 1931 and into 1932, Germany's political crisis deepened. The degree of semi-colonization was greatly deepened. His coffin was removed, shallow grave was deepened.