virulent
snooker and cricket have become less popular
transient means to cross over and pathogens are disease causing bacterium or virus so transient pathogens are those which can cause cross infection
No it does not. it actually works better over time.
it has become less equal
Scars are usually permanent, but they can become less prominent over time.
The organism gradually becomes resistant to the pesticide.
they become endangered because people kill them. over killing the animals means less to eat and less of does species.
yes over time it will become rusted
Sprint has mainted their profits. Despit poor customer service.
Voldemort is human. Or at least he was born human. Over the years, he's become less and less human due to his experiments with Horcruxes and Dark Magic.
A saga is a story. Stories don't die, though they may become less popular over the years.