Japanese

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For pronunciation and definitions of しんてん – see the following entries.
進展
[noun] advance, progress
[verb] to advance, to progress, to develop
伸展
[noun] (anatomy) extension
[noun] An act of expansion and spreading of a range, scale or influence
[verb] (anatomy) to extend
[verb] To expand and spread of a range, scale or influence.
親展
[noun] being confidential (e.g. of a letter or phone call)
(This term, しんてん (shinten), is the hiragana spelling of the above terms.)