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