Japanese 原子

→ Japanese 原子核 (compound)

→ Japanese 原子番号 (compound)

→ Japanese 原子価 (compound)

→ Japanese 原子炉 (affix)

→ Japanese 原子力 (suffix)

→ Japanese 原子量 (suffix)

→ Korean 원자 (borrowed)

→ Vietnamese nguyên tử (borrowed)