A "nuclear rule" named for this linguistic feature proposes that this feature occurs in the rightmost possible position in a constituent of a syntax tree. It's not tone, but oxytones and paroxytones are words in which this feature occurs in different positions. Languages that are not syllable- or mora-timed are timed according to this feature. Vowels (10[1])are often reduced in positions that do not have this feature (10[2])in Russian and English. (10[1])To indicate where this feature occurs, (10[1])a mark similar to a straight single quote (10[1])is placed before a syllable in the IPA (10[1])and most dictionaries. An acute mark over a vowel (-5[1])indicates this feature's position in Spanish, and syllables with this feature tend to be louder and longer. For 10 points, name this linguistic feature that refers to the emphasis, intensity, or prominence (10[1])given to a word or syllable. ■END■