toxina
/toɡˈsina/ · B2 · noun · f
toxin
☠️🧪 toxina sounds like toxic-ina: a toxic-in-a vial, so a toxin
Spanish toxina is nearly identical to English toxin and shares the root of toxic. Both come from Greek toxikon, originally poison for arrows, from toxon meaning bow. Hear the tox- in both words and you have the meaning.