susurraría

-I would whisper

The word susurraría is the conditional form of susurrar in the first person singular. There are other translations for this conjugation.

susurrar

Examples

No le susurraría a mi hermana.	I wouldn't whisper it to my sister.
Algo que le susurraría al oído en medio de la noche... antes de abrazarla fuertemente.	Something you'd whisper to her in the middle of the night... and then hold her tight.
Supuse que ella te lo susurraría al oído mientras estabas en su casa, bailando pegaditos.	I figured she'd, uh, whisper it in your ear while you're up at her place, dancing cheek to cheek.