kliniko

A false seam that turns out to be real. Kliniko looks cuttable. Esperanto has klini, to lean or bend, and it has a technical -ik- in words like fiziko and matematiko, so a learner reasonably guesses a leaning place. Wrong on the mechanics: kliniko is one international root, borrowed whole, and you cannot pull klin- out of it and expect the rest to mean anything.

But the guess is not silly, and this is the good bit. Greek klinein means to lean. A klinē is what you lean on, which is to say a bed. Klinikos is therefore of the bed, and clinical medicine got its name because it was practised at the patient's bedside rather than from a lecture theatre. So klini and kliniko really do share an ancestor, roughly eight steps back. This is the inspiri class: the seam is fake as a piece of Esperanto grammar and true as a piece of history, and the honest account is to say both.

What it names now. A kliniko is a medical establishment, usually specialised and usually outpatient: a dental clinic, an eye clinic, a clinic in a village that is not a hospital. A malsanulejo, literally a place for ill people, is the general hospital. Klinika is the adjective, and it carries the same dry, evidence-facing tone in Esperanto that clinical does in English.

Staff and visitors. The kuracisto treats, the flegistino nurses, the paciento waits, and medicino is the science behind all three. The verb kuraci is what actually happens there.