upas /ūˈpəs/

1. (in full uˈpas-tree) a fabulous Javanese tree that poisoned everything for miles around (mythology)
2. A Javanese tree (Antiaris toxicaria) of the mulberry family, yielding sap used as poison
3. The poison of its latex

• extern
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• external-combustion engine
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• external degree
• external examination
• external examinations
• external examiner
• external examiners
• externalisation
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• externalizing