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)

impressionism
impressive
impressment
in situ
1. In its original or normal position.
2. In position, localized.
3. In the normal place without disturbing or invading the surrounding bodily tissue.
4. Not invasive; applied especially to carcinomas which have not invaded beyond their original epithelial confines.

Literally from Latin, "in place", an expression used by scholars, who may say, for example, that an observation or experiment was performed in situ, signifying that it was made in the natural or original location of the material or process under study.

inconsistency
inconsistent
inconsistently
inconstancy
inconstant
inconstantly
insist (verb), insists; insisted; insisting
1. To demand that something happen or that a person do something: "Jillian didn't want to go to the dentist, but her husband insisted because she stumbled and fell against the wall and broke two of her front teeth."
2. To say something in a way which is very forceful and that doesn't allow for any disagreement: "Henry is insisting that his son didn't mean to be impolite when he disagreed with what his aunt said about his web site."

"The couple next to Karl and Janine insisted on talking during the movie."

insistence
insistent
insistently
instability
The quality or attribute of being unstable to function properly and to being irresolute; unreliability.

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