This is the 13601st most frequent Spanish word.
rescatarlo
"Rescatarlo" means "to rescue him/it."
In this context, 'rescatarlo' means to retrieve an item (it) from a difficult location, emphasizing careful recovery.
El arqueólogo pensó en cómo rescatarlo del fondo de la cueva sin dañarlo.
The archaeologist pondered how to rescue it from the bottom of the cave without damaging it.
In this sentence, 'rescatarlo' means to save someone (him) from danger or harm.
Los bomberos lograron rescatarlo del edificio en llamas.
The firefighters managed to rescue him from the burning building.
Here, 'rescatarlo' refers to figuratively saving or defending him during a verbal interaction or dispute.