на

used to express possession, of, 's / used to indicate the indirect object, to (or it's not translated) / used with nouns formed from intransitive verbs to indicate the subject of the action, of / used with nouns formed from transitive verbs to indicate the direct object of the action, of / used with some verbs such as уча, мириша, etc. to give a description of the action / positioned at the upper surface of, within the limits of, on, on, at, in / used to show direction, to, on / used to indicate destination, in the direction of, and arriving at, on, to, for / used to introduce a noun phrase that describes the verb, or if it is a linking verb, to describe the subject of the verb / used to show a reason or cause, for / used with certain time expressions to show when something happens, on, at, in (or it is not translated) / used to introduce a verbal noun and to indicate that the action described by the verbal noun happens at the same time as another action, while, when