Spanish: An Essential Grammar

Verbs with a diphthong in their stem that do notfollow this pattern

include:

arraigarse take root peinar comb

causar cause reinar reign

1111

2 3 4 5 6 7 8 9

1011

1

12111

3 4 5 6 7 8 9

20111

1 2 3 4 5 6 7 8 9

30111

1 2 3 4 5 6 7 8 9

40

41111

10

Verb forms

110

Table 10.12Verbs with stem diphthong (present indicative)

Person Aislar Reunir Prohibir

‘isolate’ ‘gather’ ‘forbid’

Singular

1 (yo) aíslo reúno prohíbo

2 (tú) aíslas reúnes prohíbes

(tú/vos) aislás [LA] reunís [LA] prohibís [LA]

3 (él etc.) aísla reúne prohíbe

Plural

1 (nosotros) aislamos reunimos prohibimos

2 (vosotros) aisláis [SP] reunís [SP] prohibís [SP]

3 (ellos etc.) aíslan reúnen prohíben

Table 10.13Verbs with stem diphthong (present subjunctive)

Person Aislar Reunir Prohibir

Singular

1 (yo) aísle reúna prohíba

2 (tú/vos) aísles reúnas prohíbas

3 (él etc.) aísle reúna prohíba

Plural

1 (nosotros) aislemos reunamos prohibamos

2 (vosotros) aisléis [SP] reunáis [SP] prohibáis [SP]

3 (ellos etc.) aíslen reúnan prohíban