Yins

5 clues
Chinese weights
Chinese principles
Yangs' counterparts
Counterparts of yangs
Feminine principles in traditional Chinese philosophy (counterparts of yang)
Similar answers:
Aains
Aaronburrconspiracy
Aarons
Aaronsbeard
Aaronsorkin
Aaronspelling
Aaronsrod
Aasponsor
Abandons
Abandonship
Abandonshippie
Abandonshope
Abandonsshop
Abbreviations
Abdomens
Abernsteinmusical
Aberrations
Abolitions
Aboutpaying
Aboutturns