envelhecem
Envelhecem is a Portuguese verb form that means "they age" or "they grow old." It is the present indicative, third-person plural form of the verb envelhecer, used with subjects such as eles, elas, or vocês.
The verb envelhecer derives from velho (old) with the causative suffix -ecer, indicating the process of becoming
In contemporary Portuguese, the present indicative conjugation is: eu envelheço, tu envelheces, ele/ela envelhece, nós envelhecemos,
Usage: Envelhecem can refer to living beings and to non-living entities in a metaphorical sense, indicating