| A | B |
| a costa de... | at the expense of... |
| acarrear | to entail/ to result in |
| acoso | harassment |
| acudir | to resort or turn to |
| ADN | DNA |
| afrontar | to face |
| agotar | to use up |
| amenaza | threat |
| aprestarse | to prepare oneself |
| aquejado/a | suffering (from) |
| arribar | to arrive; to reach |
| artifice | creator/ author |
| asesorar | to advise |
| autóctono/a | native |
| avalar | to guarantee/ to support |
| campar a | sus anchas to do as one pleases |
| carcomer | to eat away (at) |
| carecer | to lack |
| cazar | to hunt |
| cernir | to happen; to hold over (someone) |
| cifrar | to calculate/ to estimate |
| cobijar | to wrap up |
| colgar | to hang |
| concienciar | to raise awareness |
| crédulo/a | credulous; gullible |
| dañino/a | harmful |
| derramar | to spill |
| descomponerse | to decay/ to putrefy |
| desentrañar | to figure out/ to unravel |
| despedazar | to tear to pieces |
| difuminado/a | blurred |
| disponible | available |
| el aporte | contribution |
| el atajo | shortcut |
| el callejón | alleyway |
| el chivo | expiatorio scapegoat |
| el cuadro | symptoms |
| el desprecio | disdain/ scorn |
| el efecto invernadero | the greenhouse effect |
| el enganche (informal) | hook/ addiction |
| el entorno | surroundings |
| el fallecimiento | death |
| el filtro | potion |
| el hongo | fungus |
| el patron | pattern or model |
| el peatón | pedestrian |
| el poste | lamppost |
| el páramo | moorland |
| el Pérmico | the Permian (period) |
| el renacuajo | tadpole |
| el rezago | backwardness |
| el riesgo | risk |
| el semáforo | traffic light |
| el siniestro | accident/ catastrophe |
| el síndrome de abstinencia | withdrawal symptoms |
| el unguento | ointment |
| el Verdugo | executioner/ tormentor |
| el/la docente | educator |
| el/la laico/a | lay person |
| el/la usuario/a | user |
| enlazado/a | tied |
| impetuoso/a | impulsive/ hot-headed |
| imponer | to impose |
| instaurar | to establish |
| la agrometeorología | agrometeorology |
| la anoxia | anoxia |
| la busqueda | search |
| la cacería | hunt |
| la cordillera | mountain range |
| la gestión | administration |
| la mortandad | death toll/ slaughter |
| la peregrinación | pilgrimage |
| la picaresca | picaresque |
| la pila | battery |
| la planicie | flatland/ plateau |
| la senectud | old age |
| la sequía | drought |
| la somnolencia | drowsiness/ sleepiness |
| los conductores kamikazes | reckless drivers |
| machaconería | tiresome insistence |
| mantener | to keep; to preserve |
| marginar | to exclude |
| milagroso/a | miraculous; providential |
| mitigar | to mitigate |
| perjudicar | to harm |
| plantear | to suggest/ to propose |
| precisar | to need or require |
| prever | to foresee |
| quebrar | to break |
| recorrer | to travel across |
| rematar | to finish off |
| repercutir | to affect/ to have repercussions |
| replegarse | to withdraw |
| resarcimiento | compensation (for damage) |
| retrasar | to delay |
| rumbo a... | headed for |
| salpicar | to splash; to touch or affect; to spread |
| ser muy movido/a | to be (socially) proactive |
| surtir | to produce; to take effect |
| suscitar | to raise |
| tintinear | to tinkle |