Sometimes, sounds are lengthened for emphasis. For example, see "とっても versus とても". What are the rules governing this process? Are there restrictions on where lengthening can be inserted? とっても or ...
For my phonology homework, we're given the nasals [n] [m] [η] and nasalized glides [w] and [j]. From the data, I've found that [n] and [m] are phonemes and [η] is an allophone of /n/. What I can't ...