主張【しゅちょう】
claim, insistence, assertion, advocacy, emphasis, contention, opinion, tenet
主人【しゅじん】
head (of a household), proprietor (of a store), proprietress, landlord, landlady, one's husband, (one's) employer, (one's) master, host, hostess
店主【てんしゅ】
shopkeeper, storekeeper, proprietor of a shop
主任【しゅにん】
person in charge, senior staff, manager, chief, head
主役【しゅやく】
leading part, leading actor, leading actress
ご主人【ごしゅじん】
your husband, her husband
持ち主【もちぬし】
owner, proprietor, possessor (e.g. of talent, beauty, etc.)
民主【みんしゅ】
democracy, popular sovereignty, Democratic Party (esp. DPJ)
喪主【もしゅ】
chief mourner
朝鮮民主主義人民共和国【ちょうせんみんしゅしゅぎじんみんきょうわこく】
Democratic People's Republic of Korea (North Korea), DPRK
主席【しゅせき】
head, chief, chairman, governor, president, top student, head of the class, top seat, first desk (in orchestra)
民主党【みんしゅとう】
Democratic Party (esp. DPJ or US Democratic Party), Constitutional Democratic Party of Japan
主催【しゅさい】
sponsorship (i.e. conducting under one's auspices), promotion, organizing, organising, hosting, staging
主要【しゅよう】
chief, main, principal, major
株主【かぶぬし】
shareholder, stockholder
社会主義【しゃかいしゅぎ】
socialism
自主【じしゅ】
independence, autonomy, self-reliance
民主主義【みんしゅしゅぎ】
democracy
主導【しゅどう】
leadership, initiative, spearhead
主力【しゅりょく】
main force, chief object, mainline