武器
wǔqì · HSK 3
weapon
⚔️ 武器 = 武 (martial) + 器 (instrument); a martial instrument is a weapon
武 means martial or military and 器 means tool, vessel, or instrument. Together they form the compound noun for weapon — literally a martial tool. The same 器 appears in 机器 (machine) and 武 in 武术 (martial arts).