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        | Bimaristan is a Persian word (بیمارستان bīmārestān) meaning "hospital", |  | 
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        | a fortified, usually walled residence, as of a prince or noble in feudal times. |  | 
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        | a trained horse man who fought for the king or his lord a noble by birth |  | 
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        | a person who campaigns vigorously for political, social, or religious change; a campaigner.a fighter in the medieval Crusades |  | 
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        | the ruler of a land the top of the feudal pyrimid |  | 
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        | This article is about coat of arms which is only an element of an achievement (heraldic symbol); the expression 'coat of arms' is often erroneously used to refer to the whole achievement [ |  | 
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        | any covering worn as a defense against weapons. 2.
 a suit of armor.
 3.
 a metallic sheathing or protective covering, especially metal plates, used on warships, armored vehicles, airplanes, and fortifications.
 any covering worn as a defense against weapons
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        | a medieval association of craftsmen or merchants, often having considerable power. 
 an association of people for mutual aid or the pursuit of a common goal.        a group of species that have similar requirements and play a similar role within a community.
 
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        | a beginner or novice who agrees to work for a master in his trade or craft in return for instruction |  | 
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        | a serious, sometimes fatal, infection with the bacterial toxin Yersinia pestis, transmitted by fleas from infected rodents and characterized by high fever, weakness, and the formation of buboes, especially in the groin and armpits |  | 
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        | a religious image usually painted on a small wooden panel |  | 
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        | basically means to have respectable behavior characteristics of the knight |  | 
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        | the dominant social system in medieval Europe, in which the nobility held lands from the Crown in exchange for military service, and vassals were in turn tenants of the nobles, while the peasants (villeins or serfs) were obliged to live on their lord's land and give him homage, labor, and a share of the produce, notionally in exchange for military protection. |  | 
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        | an estate of land, especially one held on condition of feudal service. 2.
 a person's sphere of operation or control.
 
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        | a medieval military expedition, one of a series made by Europeans to recover the Holy Land from the Muslims in the 11th, 12th, and 13th centuries. |  | 
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        | the Eastern Roman Empire after the fall of the Western Empire in a.d. 476. Capital: Constantinople.
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        | light that comes into a room, that shines on something, etc. 
 : knowledge or understanding
 
 : a gold or colored decoration in an old boo
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        | a city in and the capital of Israel: an ancient holy city and a center of pilgrimage for Jews, Christians, and Muslims; divided between Israel and Jordan 1948–67; Jordanian sector annexed by Israel 1967; capital of Israel since 1950. |  | 
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        | collection of laws and legal interpretations |  | 
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        | one who is not a Christian or who opposes Christianity 
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 a :  an unbeliever with respect to a particular religion b :  one who acknowledges no religious belief
 
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 :  a disbeliever in something specified or understood
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        | the lands comprising ancient Palestine & including the holy land of the Jewish, Christian, & Islamic religions |  | 
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        | he office or dominion of a caliph |  | 
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        | a former Greek orthodox baslica(church)later imperial mosque now a museum. |  | 
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        | large estate of farm land belong to a noble family |  | 
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        | between 800 and 1400 C.E. |  | 
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        | a decoration by setting small pieces of glass tile or stone |  | 
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        | a serious of world like verdical |  | 
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        | travel to a shrine holy place of worship |  | 
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        | a poor person who lives on a farm |  | 
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        | the most violent riot in the history of constantinople |  | 
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        | members of the wealthiest class in feudal society |  | 
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        | in middle ages one who served the lord in exchange for land |  | 
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