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