These units differ in regular patterns as allophones of a single sound.
Rotokas is often thought to have the smallest number of these, although Pirahã may have fewer. If two of these objects exclusively appear in different environments, they are said to be in complementary distribution. The contrast between these objects can vanish in neutralization. Two of these objects are in free variation if choosing one or the other does not alter (*) meaning. Minimal pairs are words which only differ by one of these units. These units differ in regular patterns as allophones of a single sound. For 10 points, name these smallest linguistic units of sound that can bring about a change in meaning.
Rotokas is often thought to have the smallest number of these, although Pirahã may have fewer.
phonemes [prompt on “sounds” until read] &lt;SR Social Science&gt;