Japanese edit

For pronunciation and definitions of ろうすい – see the following entries.
老衰
[noun] senility
[verb] to become senile
狼燧
[noun] signal fire, beacon
漏水
[noun] water leakage
[verb] to leak water
(This term, ろうすい, is the hiragana spelling of the above terms.)

(The following entries are uncreated: 老悴, 潦水.)