Social or professional ?
Engineer(m) vs Engineer(f)
Bricklayer(m) vs Bricklayer(f)
Carpenter(m) vs Carpenter(f)
Roofer(m) vs roofer(f)
Locksmith(m) vs Locksmith(f)
Plumber(m) vs Plumber(f)
Fitter(m) vs Fitter(f)
Technician(m) vs Technician(f)
Farmer(m) vs Farmer(f)
Veterinarian(m) vs Veterinarian(f)
Entrepreneur(m) vs Entrepreneur(f)?