to croak
In Spanish, 'croar' is a verb that means 'to croak'. It is commonly used to describe the sound that frogs or crows make. However, it can also be used metaphorically to describe a person's rough or harsh voice.
The toad began to croak at dusk
In this example, the verb 'croar' is used to describe the sound that a toad makes. The phrase is indicating that this sound started at dusk.
We can hear the frogs croaking in the pond
The word 'croar' in this phrase is used to describe the noises that frogs make. The phrase as a whole indicates that these sounds can be heard coming from a pond.
The constant croaking of the frog kept me awake all night
In this sentence, 'croar' is used to characterize the recurring sound produced by a frog, the persistence of which ultimately resulted in a sleepless night.