Open and closed syllables often alternate in this language family due to a phenomenon called consonant gradation. For 10 points each:
[10e] Identify this Eurasian language family named for a Russian mountain range, whose most widely-spoken languages include Finnish and Hungarian.
ANSWER: Uralic languages [or Uralian languages; accept Proto-Uralic; prompt on Finno-Ugric]
[10m] Uralic languages typically display high levels of this property. Synthetic languages named for this property string together many suffixes to derive longer words, in contrast with fusional languages.
ANSWER: agglutination [accept agglutinative languages]
[10h] Using negative verbs in Uralic languages causes lexical verbs to become this type of verb that lacks inflection for number or person. Infinitives and participles are this type of verb, which typically does not head declarative sentences.
ANSWER: nonfinite verbs [reject “infinite”]
<Social Science>