共時

gongshi with other tones

• 公式 gōngshì formula
• 公使 gōngshǐ minister
• 攻勢 gōngshì offensive
• 工事 gōngshì defensive structure
• 公事 gōngshì work-related matters
• 貢士 gòngshì candidate who has successfully passed the first grades of the examination system, but not yet the court examination
• 共事 gòngshì work together
• 公示 gōngshì public notification
• 工時 gōngshí man-hour
• 公室 gōngshì office
• 供石 gōngshí scholar's rock

All 13 words read gongshi in any tone