Model: preferir
Auxiliary: haber
Other forms: adherirse/no adherir
Verbs ending in -erir follow the conjugation pattern of regular verbs in -ir except for alternation in stem "e" -> "ie" and "e" -> "i" in several forms
Presente
Futuro
Pretérito imperfecto
Pretérito perfecto compuesto
Pretérito pluscuamperfecto
Pretérito anterior
Futuro perfecto
Condicional perfecto
Condicional
Pretérito perfecto simple
Pretérito imperfecto (2)
Pretérito pluscuamperfecto (2)
Pretérito perfecto