This is the 3619th most frequent French word.
loin
Far; distant.
The word 'loin' is used here to indicate physical distance.
Il habite loin de chez moi.
He lives far from my home.
The word 'loin' in this sentence metaphorically denotes proximity to an abstract concept, here the truth.
Tu n'es pas loin de la vérité.
You are not far from the truth.
Here, 'loin' refers to temporal distance, suggesting a far-off time in the future.