virheettömissä
The Finnish word "virheettömissä" is the inessive plural form of the adjective "virheetön." This adjective translates to "flawless," "faultless," "impeccable," or "error-free" in English. When used in the inessive plural form, "virheettömissä" indicates a state or condition of being without error or flaw within something plural or multiple.
For example, one might use "virheettömissä" in a sentence like "Hänen suorituksensa olivat virheettömissä muodoissaan" which