This is the 12634th most frequent Spanish word.
muriera
"Muriera" is the third-person singular or first-person singular imperfect subjunctive form of the verb "morir," meaning "were to die" or "died" (in hypothetical or non-real situations).
This uses 'muriera' in a conditional clause, indicating a hypothetical situation in the subjunctive mood.
Si muriera mañana, ¿qué dirían de mí?
If I died tomorrow, what would they say about me?
Here, 'muriera' is in the subjunctive mood to express an action perceived or experienced hypothetically or emotionally in past time.
Era como si muriera cada día un poco más.
It was as if I died a little more each day.
In this sentence, 'muriera' is in the subjunctive mood due to the expression of desire or wish in the context of another person's action.