Tener is an irregular verb, which means that its conjugations don't follow a common pattern.
Poder is the Spanish verb meaning "to be able to / to can". This verb can be used to ask for permission, e.g. ¿Podria usar el bano?, or to to express tolerance for something "No puedo mas", meaning "I can't do any more".
Poder in the Indicative Present PronounSpanishEnglishYopuedoI am able toTupuedesyou are able toElla / El / Ustedpuedes/he is able to, you (formal) are able toNosotras / Nosotrospodemoswe are able to2 more rows
Poder is used in the preterite tense to indicate a specific time when an ability to do something was not normally the case. In English a speaker says ?I managed to do it? when something isn't typically do?able. In a negative sentence, the preterite of poder means that one could not do something at a specific time.
Often used in combination with the preposition de, you can use poder to describe someone's abilities. English: His powers of negotiation are very impressive. Espanol: Su poder de negociacion es muy impresionante. English: Her powers of persuasion are unmatched.