This is the 5075th most frequent French word.
viendra
"Viendra" means "will come."
In this sentence, 'viendra' is used as the simple future tense of the verb 'venir', meaning 'to come'. It indicates a future action.
Il viendra demain pour le dîner.
He will come tomorrow for dinner.
Here, 'viendra' again is the future tense of 'venir', implying that 'he will arrive' with a resolution after receiving an explanation.
Lorsque tu lui expliques, il viendra avec une solution.
When you explain it to him, he will come with a solution.
In this phrase, 'viendra' is employed in a future tense referring to the reported future of someone's arrival, linked to anticipation established by 'm'a dit'.