It is a very unfortunate fact that the Orc bloodline is compatible with
the Human one. Like
the Half-Elf a cross-breed can result, but this
time human females are more-often the victim.
The Half-Orc as a fully mature adult at 6 years old, but this accelerated
growth seems to have the cost of a creature that is physically frailer than
both of it's parents.
If the Half-Elf is despised then the Half-Orc is doubly so, and cannot
function normally in the Human society into which they are born. Those that
are not killed at birth, usually leave society to become adventurers or
The Half-Orc is very similar to the Human in it's capabilities, apart from
the fact that the half-breed seems to be much uglier and fairly sickly.