string-, strict-, strain-, -stringence, -stringency, -stringe, -stringent

(Latin: draw tight, to bind, to compress)

astrict
1. Concise; contracted.
2. To bind up; to confine; to constrict; to contract.
3. To bind; to constrain; to restrict; to limit.
4. To restrict the tenure of; such as, to astrict lands.
astriction
1. The act of binding close; restriction, or compressing with ligatures; also, an obligation.
2. In medicine, a contraction of parts by applications; such as, the stopping of hemorrhages.
3. Astringency or the power of contracting the parts of the body; that quality in medicines or other substances which causes contraction of the organic textures.
4. An obligation to have grain growing on certain lands ground at a certain mill, the owner paying a toll.
astrictive
Binding; astringent.
astrictively
1. Bindingly, astringently.
2. A reference to an astringent.
astringe
1. Causing contraction, usually locally after topical application.
2. An agent that does this; sometimes they are used to stop bleeding.
astringency
1. A sharp astringent taste; the taste experience when a substance causes the mouth to pucker.
2. The ability to contract or to draw together soft body tissues to check blood flow or to restrict the secretion of fluids.
astringent
1. Causing a contraction of tissues, arrest of secretion, or control of bleeding.
2. A substance or preparation; such as, alum, that draws together or constricts body tissues and is effective in stopping the flow of blood or other secretions.

Astringents act as protein precipitants; they arrest discharge by causing shrinkage of tissue.

Some astringents; such as, tannic acid, have been used in treating diarrhea; others, such as, boric acid and sodium borate, help relieve the symptoms of inflammation of the mucous membranes of the throat or conjunctiva of the eye.

Skin lotions often contain astringents; such as, aluminum acetate that help to reduce oiliness and excessive perspiration. Witch hazel is a common household astringent used to reduce swelling.

Styptic pencils, used to stop bleeding from small cuts, contain astringents. Zinc oxide and calamine are astringents used in lotions, powders and ointments to relieve itching and chafing in various forms of dermatitis.

Astringents have some bacteriostatic properties, though they are not generally used as antiseptics.

astringently
1. In an astringent manner.
2. A reference to the tendency to drawing together or constricting tissues; styptically.
3. Sharply penetrating; pungently or severely: "She made remarks astringently disturbing."
boa constrictors
As a group-name, a crush of boa constrictors.
constrain
1. To compel by physical, moral, or circumstantial force; oblige: "We felt constrained to object to the way he was treating the dog."
2. To keep within close bounds; to confine: "He had a life that had been constrained by habit to the same few activities and friends."
3. To inhibit or restrain; to hold back.
4. To produce in a forced or inhibited manner.
constrainable (adjective)
That which may be constrained, forced, or repressed.
constrainedly
1. In a constrained manner, or compelled by physical, moral, or circumstantial force.
2. In an inhibited or restrained condition.
constrainer
1. Someone who constrains, or forces, compels, or obliges.
2. Anyone who represses or restrains.
constrainingly
1. A reference to persuading by strong pressure or force, compellingly.
2. Characterizing ill at ease and embarrassment through repression of natural feelings.
constraint
1. The use of force to influence or to prevent an action.
2. The state or quality of being compelled to do or not to do something; restricted liberty.
3. The threat or use of force to control the thoughts or behavior of others.
4. The state of being restricted or confined within prescribed bounds: "My brother soon tired of the constraint of military life."
5. Anyone who restricts, limits, or regulates; a check: "She ignored all moral constraints in her pursuit as head of the company."
6. Embarrassed reserve or reticence; awkwardness: “Thke constraints between the two vanished and they started to discuss the situation.”