Feudalism - Etymology. 1  The term fÃ©odal was used in 17th-century French legal treatises (1614) [14] [15] and translated into English legal treatises as an adjective, such as feodal government.
Dr. Donnica: Unexplained bruising is very common in women. As you suspected, the most common causes are bumping into things without realizing it. Some people are more susceptible to bumps and some people bruise more easily than others.
Bruising: Bruising very easy at your age is not very common but can happen for many reasons including vitamin deficiency ie. Calcium, vitamin k etc. Low platelet count or coagulation factor deficit can cause easy bruising and are secondary to genetic disorders or liver disease.