| Persona | imperfect | conditional | future | subjunctive | present | preterite |
|---|---|---|---|---|---|---|
| yo | entendía | entendería | entenderé | entienda | entiendo | entendí |
| tú | entendías | entenderías | entenderás | entiendas | entiendes | entendiste |
| él / ella | entendía | entendería | entenderá | entienda | entiende | entendió |
| nosotros | entendíamos | entenderíamos | entenderemos | entendamos | entendemos | entendimos |
| ustedes | entendían | entenderían | entenderán | entiendan | entienden | entendieron |
In Spain: vosotros form— imperfect: entendíais, conditional: entenderíais, future: entenderéis, subjunctive: entendáis, present: entendéis, preterite: entendisteis
The 'vosotros' form is used in Spain for informal address to a group. In Latin America, 'ustedes' is used in all contexts. Note that for 'entender', the vosotros forms in the present indicative and subjunctive do not have the e-ie stem change.
I don't understand why you didn't call me.
Did you understand the teacher's instructions?
He spoke very fast, but I understood almost everything.
I hope you understand the importance of this matter.
If you paid more attention, you would understand better.
Tomorrow I will explain it to you again and you will understand it perfectly.
to imply, to suggest, to give the impression
in my opinion, as I see it, in my understanding
to know about something, to be an expert in something
to misunderstand
You get me? / You know what I mean? (colloquial)