sankyoku, a traditional Japanese ensemble consisting of three instruments: shakuhachi, shamisen, and koto (formerly kokyu, shamisen, and koto)

(uncommon) tripod

the three types of arms made out of leather: armor, helmet, and shield / in traditional Japanese cosmology, a general term for the three years that often accompanied change: kakumei, kakuun, and kakurei

coral

(chemistry) oxide (binary compound of oxygen)

third rank / of person of the third rank / a low ranking priest / a Christian doctrine in which the Father, Son, and Holy Spirit are one; the trinity

Kyūjitai form of 共産: communism

サンパウロ, 聖市: São Paulo (a municipality, the state capital of São Paulo, Brazil) / サンパウロ, 聖州: São Paulo (a state of the Southeast Region, Brazil)

a female servant who cooks

(slang) threesome