Haber-to be-hubiera
Yo hubiera….
Tú hubieras…
Él/ella/Ud. hubiera…
Ellos/ellas/Uds. hubieran…
Nosotros hubiéramos…
Other verbs can also be conjugated into this irregular tense but are not as widely used.
Verbs ending in ‘ar’ will be conjugated differently than those ending in ‘er’ or ‘ir.’
Comer-to eat-comiera
Tomar-to drink/to take-tomara (the second syllable should be stressed here so as not to confuse this with the future tense in which the last syllable will have an accent)
Lucir-to look good-luciera
When using verbs other than haber, you do not have to use a follow-up verb in the –ado/-ido form. When using haber, you should always use another verb in this format.
Me hubiera gustado conocerte antes. (I would have liked to have met you sooner).
Si ella me hubiera visto, me lo daría. (If she would have seen me, she would have given it to me).
The second part of this sentence contains a conditional verb used as the future in the past.