Japanese edit

For pronunciation and definitions of ゆうせい – see the following entries.
優勢
[adjective] superior
[adjective] predominant
[noun] superiority
[noun] predominance
郵政
[noun] postal system
雄性
[noun] male characteristics
優性
[noun] (biology, genetics, until 2017) dominance
有性
[noun] sexuality; sexual
[noun] gendered
有生
[noun] animate
優生
[noun] eugenic
遊星
[noun] Synonym of 惑星 (wakusei): planet
有声
[noun] (phonetics) sonant, vocal, phonic; the quality of being voiced
幽凄
[adjective] desolate
幽栖
[noun] living in seclusion
[verb] to live in seclusion
幽棲
[noun] living in seclusion
[verb] to live in seclusion
幽静
[adjective] quiet and secluded; serene
雄星
[proper noun] a male given name
(This term, ゆうせい, is the hiragana spelling of the above terms.)