stato-, stat-, sta-, -static, -stasi, staso-, -stasis, -stasia, -stacy, -stitute, -stitution, -sist

(Latin: standing, to stay, to make firm, fixed; cause to stand, to put, to place, to put in place, to remain in place; to stand still)

arrester (s) (noun), arresters (pl)
1. One who takes another person into legal custody: Arresters, as police can be, have the duty to apprehend those who have broken the law, and they can be thieves, robbers, raiders, muggers, swindlers, etc.
2. A device that slows down and stops motion, especially one with wires for slowing aircraft while landing: The cables for the arrester on the runway could be seen when leaving the plane after arrival.
arteriostasis (s) (noun), arteriostases (pl)
Control of blood flow through the arteries: Dr. Brown suggested that an arteriostasis should be considered in order to find out the reason for Jane's ailment.
assist (verb), assists; assisted; assisting
1. To help someone in accomplishing a task or job: Chuck had to prepare a speech for the next meeting, and so he asked his friend Stella to assist him in refining it and then having her listen to him speaking!
2. To give a person some advice, money, or information: The police asked the public to assist them in finding the culprit!
3. To facilitate a job or work by having something to help out: When Mr. Madison decided to make his will, he received some information from his insurance agency to assist him in understanding and accomplishing his undertaking.
assistance (uh SIS tuhns) (s) (noun), assistances (pl)
1. Support; help, service; collaboration, cooperation: The pilot needed the copilot’s assistance in landing the plane.
2. Monetary support, contribution, or subsidy: The public’s financial assistance is needed to build the orphanage.
assistant (adjective) (not comparable)
1. Relating to a person who has a job of helping someone to do something: Mark, as his mother's assistant supporter, always went with her when shopping in order to carry in the groceries.
2. Pertaining to an individual who is in a lower rank or position than others in a group, a business, an organization, etc.: Mona was an assistant editor for the local newspaper.
assistant (uh SIS tuhnt) (pl) (noun), assistants (pl)
One who helps, aides, or supports: The boss’s new assistants are really hard workers.

The doctors’ assistants at the hospital always seem to be available to succour whenever anyone calls.

assisted (adjective), more assisted, most assisted
Descriptive of something which helps: Some motor-assisted engines are needed on boats when the wind doesn't blow enough for the sails to propel it forwards!
astasia (s) (noun), astasias (pl)
Motor incoordination with the inability to stand up: Ben's astasia was caused by a sudden absence of his muscular timing or synchronization, possibly because of some kind of nerve damage.
bacteriostasis (s) (noun), bacteriostases (pl)
The reduction or retardation of the growth or reproduction of bacteria, but not the destruction of them: There are some physical aspects or circumstances that set off or trigger bacteriostasis including radiation, high osmotic pressure, and low temperatures.
bacteriostat (s) (noun), bacteriostats (pl)
Any agent, such as a chemical, that decreases or retards bacterial multiplication or growth: Interestingly enough, bacteriostats are used in plastics to inhibit or restrain the development of microbes on the surfaces of plastic articles.
bacteriostatic (adjective), more bacteriostatic, most bacteriostatic
Pertaining to a substance in which microbial organisms are prevented from undergoing further cell growth, without actually being destroyed: Bacteriostatic antibiotics hinder the development of microbes with interfering with its bacterial cellular metabolism, as with protein production and DNA reproduction.
barostat (s) (noun), barostats (pl)
A device that regulates and maintains pressure at a constant value within a chamber: A baristat is needed in order to keep a stable level of air pressure within an airplane cabin.
biostabilizer (s) (noun), biostabilizers (pl)
A composting system that is comprised of a drum in which wet solid waste is crunched or mashed and tumbled for a few days: After using the biostabilizer for the first time, Mr. Black noticed that the garbage and debris had turned into a very fine and dark mulch!
biostasis (s) (noun), biostases (pl)
The capability of an organism to endure alterations in its environment without undergoing an adaptive change itself: Biostasis, or cryptobiosis, is found in living things that inhabit areas which possibly face unfavorable conditions of survival, for example freezing temperatures, drought, and modifications in pressure.
biostatistics (s) (noun) (no plural)
1. A devision of biology that collects and interprets facts that are applied to biological and medical analysis: Violet was very interested in mathematics and the study of life and decided to use her talents in pharmaceutical biotechnology and biostatistics.
2. A part of biometrics which is involved with demography: While in college, Ted took a course in biostatistics dealing specifically with vital statistics, or the data relating to marriages, deaths, births, health, and diseases of people.

Related word families intertwined with "to place, placing, to put; to add; to stay; to attach" word units: fix-; pon-; prosth-; the-, thes-.