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"Punctual" is an adjective which is often translated as "puntual", and "on time" is a phrase which is often translated as "a tiempo". Learn more about the difference between "punctual" and "on time" below.
punctual(
puhngk
-
chu
-
uhl
)
An adjective is a word that describes a noun (e.g., the big dog).
adjective
a. puntual
Compared to their competitors, this train service is extremely punctual and reliable.En comparación con sus competidores, este servicio de tren es muy puntual y fiable.
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on time(
an
 
taym
)
A phrase is a group of words commonly used together (e.g., once upon a time).
phrase
a. a tiempo
The delivery guy didn't deliver on time, so the pizza came out of his pay.El repartidor no llegó a tiempo, así que le sacaron la pizza de su salario.
They said the plane would arrive on time, but I have my doubts.Dijeron que el avión llegaría a tiempo, pero tengo mis dudas.
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