Japanese edit

For pronunciation and definitions of たんき – see the following entries.
短期
[noun] short term
短気
[adjective] quick-tempered
[noun] short temper
単機
[noun] lone plane, an airplane flying by itself
単騎
[noun] lone horseman
[noun] This term needs a translation to English.
単記
[noun] recording only one item(e.g. a name) on a sheet of paper
[verb] to record only one item(e.g. a name) on a sheet of paper
(This term, たんき, is the hiragana spelling of the above terms.)