| English | bitterwood | | | 1 | Wiersema, J. H. & B. León. 1999. World economic plants: a standard reference CRC Press, Boca Raton, FL. |
| English | quassia | | | 1 | McGuffin, M., J. T. Kartesz, A. Y. Leung, & A. O. Tucker. 2000. Herbs of commerce, ed. 2 American Herbal Products Association, Silver Spring, Maryland. |
| English | quassia-wood | | | 1 | Liogier, H. A. 1984-. Descriptive flora of Puerto Rico and adjacent islands. |
| English | Surinam quassia | | | 1 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| French | quassia de Surinam | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| French | quinine de Cayenne | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| French | quinine du pays | | | 2 | Howard, R. 1988. Flora of the lesser Antilles. 4:572-574. Note: cultivated |
| German | Bitterholzbaum | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| German | Bitterquassia | | | 2 | Reichel, S. 1998. pers. comm. Note: re. German common names |
| German | Quassiaholzbaum | | | 2 | Encke, F. et al. 1993. Zander: Handwörterbuch der Pflanzennamen, 14. Auflage |
| German | Quassie | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| Portuguese (Brazil) | amargo | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | pau-amarelo | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | pau-quássia | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | quássia-de-caiena | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | quina | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Portuguese (Brazil) | quinarana | | | 2 | Groth, D. 2005. pers. comm. Note: re. Brazilian common names |
| Spanish | crucete | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| Spanish | cuasia amarga | | | 2 | Rehm, S. 1994. Multilingual dictionary of agronomic plants |
| Swedish | kvassia | | | 2 | Aldén, B., S. Ryman, & M. Hjertson. 2012. Svensk Kulturväxtdatabas, SKUD (Swedish Cultivated and Utility Plants Database; online resource) |