cassia /kas(h)ˈyə/

1. A coarser kind of cinnamon (cassˈia-bark)
2. The tropical Asian tree (Cinnamomum cassia) that yields it
3. (often with cap) a genus of leguminous shrubs whose pods yield senna and the drug cassia fistula or purging cassia

• rubin
• rubine
• rubineous
• rubines
• rubins
• rubious
• ruble
• rubles
• rub off on
• rub off on to
• rub of the green
• rub one's hands
• rub on the green
• rub out
• rubout
• rubouts
• rubric
• rubrical
• rubrically
• rubricate
• rubricated
• rubricates
• rubricating
• rubrication
• rubrications