silbar
to whistle
silbar present indicative
Habitual and ongoing actions in the present.
silbar present continuous
Action in progress right now. Periphrastic: estar (present) + gerund.
silbar preterite
Completed actions at a specific moment in the past.
silbar imperfect
Habitual past actions, descriptions, background.
silbar present perfect
Completed actions with present relevance. Auxiliary haber + participle.
silbar future
Actions yet to happen.
silbar informal future
Near-future plans. Periphrastic: ir (present) + a + infinitive.
silbar future perfect
Action that will have been completed by a future moment. Auxiliary haber (future) + participle.
silbar conditional
Hypothetical or polite would-actions.
silbar conditional perfect
Hypothetical past: would have done. Auxiliary haber (conditional) + participle.
silbar pluperfect
An action completed before another past action.
silbar subjunctive present
Desires, doubts, and hypotheticals in the present.
silbar subjunctive imperfect
Past subjunctive: desires, doubts, hypotheticals in the past.
silbar subjunctive present perfect
Completed actions in subjunctive contexts.
silbar subjunctive pluperfect
Past-perfect actions in subjunctive contexts.
silbar imperative (affirmative)
Affirmative commands.
silbar imperative (negative)
Negative commands: borrows subjunctive present.