diagnosticar — Preterite (Pretérito)
to diagnose
The preterite conjugation of diagnosticar (irregular spelling-change -car, ranked #356). Describes completed past actions with a clear start and end. Key signals: ayer, el lunes pasado, de repente.
Drill the preterite tense with spaced repetition Practice diagnosticar and 965 other verbs in the Conjugado app — free to try.
Practice for free ↗ | Pronoun | Preterite conjugation |
|---|---|
| yo | diagnostiqué * |
| tú | diagnosticaste |
| él/ella/Ud. | diagnosticó |
| nosotros | diagnosticamos |
| vosotros | diagnosticasteis |
| ellos/ellas/Uds. | diagnosticaron |
* Red forms deviate from the regular -ar preterite pattern.
Example sentence
Nosotros diagnosticamos juntos.
We diagnose together.
Other tenses of diagnosticar
See full conjugation table for diagnosticar →Related verbs
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