General terms:
* Bovine: This is the scientific term for cattle.
* Beef cattle: This refers specifically to cattle raised for meat.
* Dairy cattle: This refers specifically to cattle raised for milk production.
* Livestock: This is a broad term for farm animals, including cattle.
More specific terms:
* Cow: This is a female cattle.
* Bull: This is a male cattle.
* Steer: This is a castrated male cattle.
* Heifer: This is a young female cattle.
* Calf: This is a young cattle of either sex.
Informal terms:
* Cattle: This is the most common and simple term.
* Herd: This refers to a group of cattle.
* Stock: This is another informal term for cattle.
The best word to use will depend on what you are trying to convey.