Internet-related prefixes as a cultural reference to the rising popularity at that time of the prefix in product names. The word "virtual" is used in a similar way to the prefixes above, but it is an adjective instead of a prefix. For example, it is used in the terms "virtual reality", "virtual world", and "virtual sex". These prefixes are productive. Michael Quinion notes that most of these formations are nonce words that will never be seen again. He writes that new terms such as "e-health" are unneeded; in this case "telemedicine" already exists to describe the application of telecommunications to medicine. He
Comanche language on long vowel. Also, the "initial syllable never weakens to the point of voicelessness" Alternating stress occurs when there are words with three four, five and six syllables. In addition alternating stress is given "when nouns of compound are coequal, a root or stem has one-syllable suffix." Also, prefixes or not stem-changes do not receive an indicial stress because the alternating stress "begins on the second syllable as in the following word of six syllables, following the pattern of five-syllable words." An example is [wu.hká.ʔa.mí.ʔanu] which means 'went to cut down'. An examples of alternating stress in a four, five