This is the 12279th most frequent Spanish word.
larguito
Slightly long.
In this sentence, 'larguito' is used as an adjective describing the length of the pants, indicating they are slightly long.
El pantalón me queda larguito, necesito hacerle un ajuste.
The pants are a little long for me, I need to make an adjustment.
Here, 'larguito' conveys that the path is relatively long but in a softened, less extreme sense.
Es un camino larguito hasta la cima de la montaña.
It's a somewhat long path to the top of the mountain.
In this instance, 'larguito' describes the duration or length of speech, suggesting it was somewhat extended.