*stā-，原始印欧语根，意为“站立，放下，使或保持坚定”，派生词意为“站立的地方或物品”。

它构成或部分构成以下单词：Afghanistan; Anastasia; apostasy; apostate; armistice; arrest; assist; astatic; astatine; Baluchistan; bedstead; circumstance; consist; constable; constant; constitute; contrast; cost; desist; destination; destine; destitute; diastase; distance; distant; ecstasy; epistasis; epistemology; establish; estaminet; estate; etagere; existence; extant; Hindustan; histidine; histo-; histogram; histology; histone; hypostasis; insist; instant; instauration; institute; interstice; isostasy; isostatic; Kazakhstan; metastasis; obstacle; obstetric; obstinate; oust; Pakistan; peristyle; persist; post (n.1) "timber set upright;" press (v.2) "force into service;" presto; prostate; prostitute; resist; rest (v.2) "to be left, remain;" restitution; restive; restore; shtetl; solstice; stable (adj.) "secure against falling;" stable (n.) "building for domestic animals;" stage; stalag; stalwart; stamen; -stan; stance; stanchion; stand; standard; stanza; stapes; starboard; stare decisis; stasis; -stat; stat; state (n.1) "circumstances, conditions;" stater; static; station; statistics; stator; statue; stature; status; statute; staunch; (adj.) "strong, substantial;" stay (v.1) "come to a halt, remain in place;" stay (n.2) "strong rope which supports a ship's mast;" stead; steed; steer (n.) "male beef cattle;" steer (v.) "guide the course of a vehicle;" stem (n.) "trunk of a plant;" stern (n.) "hind part of a ship;" stet; stoa; stoic; stool; store; stound; stow; stud (n.1) "nailhead, knob;" stud (n.2) "horse kept for breeding;" stylite; subsist; substance; substitute; substitution; superstition; system; Taurus; understand。

它是梵语tisthati“站立”、阿维斯塔语histaiti“站立”、波斯语-stan“国家”，字面意思为“一个人站的地方”；希腊语histēmi“放置，放置，使站立；称重”，stasis“静止”，statos“放置”，stylos“柱子”；拉丁语sistere“静止，停止，使站立，放置，出庭”，status“方式，位置，条件，态度”，stare“站立”，statio“站，岗位”；立陶宛语stojuos“我放置自己”，statau“我放置”；古教会斯拉夫语staja“我放置自己”，stanu“位置”；哥特语standan，古英语standan“站立”，stede“地方”；古诺尔斯语steði“铁砧”；古爱尔兰语sessam“站立的行为”。