Solutions The starchy tuberous root of a tropical American tree used as food has 4 entries with similar clues

• 4-letter words
• sagoStarchy pudding cereal/starchy grain/starchy foodstuff used in desserts
• yamstuberous edible roots
• 6-letter words
• banyanThe tree Ficus benghalensis , of tropical India and the East Indies, that has aerial roots that grow down into the soil forming additional trunks
• dahliaPlant with tuberous roots and showy coloured flower heads