重　－　ジュウ　－　heavy; steady; pile up; important

Connections:

重々　－　ジュウジュウ　－　very; well; fully

重心　－　ジュウシン　－　center of gravity/mass

重大　－　ジュウダイ　－　serious; grave; critical; important

重要　－　ジュウヨウ　－　importance; essential; key; vital

重視　－　ジュウシ　－　v. attach greater importance to