potírají
Potírají is the third-person plural present tense form of the Czech verb potírat. It is used when the subject is they (oni) and describes an action occurring in the present. The verb potírat belongs to the class of transitive verbs and has a prefix po- that, together with the root té- or tírat, conveys the sense of applying or spreading something by rubbing.
The primary meaning of potírat is to rub on, spread, or apply a substance to a surface
The noun derived from potírat is potírání, which typically denotes an act of suppression, oppression, or overcoming
The word is built from the base verb tírat (to rub) with the prefix po-, a common