| A | B |
| Parentesco | family relationship |
| suegro (-a) | father- in-law (mother- in-law) |
| cuñado (-a) | brother- in- law (sister-in-law) |
| yerno | son- in-law |
| nuera | daughter- in-law |
| bisabuelo (-a) | great-grandfather (-mother) |
| bisnieto (-a) | great-grandson (-daughter) |
| tío (-a) abuelo (-a) | great-uncle (aunt) |
| sobrino (-a) nieto (-a) | great-nephew (niece) |
| tatarabuelo (-a) | great-great- grandfather (-mother) |
| tataranieto (-a) | great-great-grandson (-daughter) |
| astro (-astra) stepmedio | half |
| padrino | godfather |
| madrina | godmother |
| ahijado (-a) | godchild |
| comadre | mother or godmother (with respect) |
| compadre | father or godfather to each other |
| novia (-a) | boyfriend, groom (girlfriend, bride) |
| prometido (-a) | fiance |
| compañero | companion, partner |
| pareja | couple |
| generación | generation |
| huérfano | orphan |
| gemelos (mellizos) | twins |
| trillizos | triplets |
| antepasado | ancestor |
| la sangre | blood |
| el estado | civil maritial status |
| soltero (-a) | single |
| casado (-a) | married |
| separado (-a) | separated |
| divorciado (-a) | divorced |
| viudo (-a) | widowed |