Yes and no "Ja", and the affirmative answer to "Snakker du ikke norsk?" ("Do you not speak Norwegian?") is "Jo", while the negative answer to "both" questions is "Nei". Danish, Swedish, Norwegian, Icelandic, Faroese, Hungarian, German, Dutch, and French all have three-form systems. Swedish and Danish have "ja", "jo", and "nej". Norwegian has "ja", "jo"/"jau", and "nei". Icelandic has "já", "jú" and "nei". Faroese has "ja", "jú" and "nei". Hungarian has "igen", "de", and "nem". German has "ja", "doch", and "nein". Dutch has "ja", "jawel", and "nee". French has "oui", "si", and "non". Swedish, and to some extent Danish and Norwegian, also has
Yes and no "ah" in the combined forms "ah yes" and "ah no" retains its standalone meaning, of focusing upon the previous speaker's or writer's last statement. The forms "*yes oh", "*yes ah", "*no oh", and "*no ah" are grammatically ill-formed. Aijmer similarly categorizes the "yes" and "no" as "response signals" or "reaction signals". Ameka classifies these two words in different ways according to context. When used as back-channel items, he classifies them as interjections; but when they are used as the responses to a yes-no question, he classifies them as formulaic words. The distinction between an interjection and a formula is, in