Appendix:Finnish polite forms

In polite speech, the second-person singular forms may be replaced by polite forms. While the use of these forms is in decline, they still remain fairly common when addressing unfamiliar older people.

Second-person polite forms are largely the same as the second-person plural forms, including the use of the pronoun (which is capitalized to  in more formal written contexts), of second-person plural verb forms and of the second-person plural possessive suffix.

One major difference is that in compound tenses, like the perfect and the pluperfect, the participle remains in the singular in the polite form: