同

Meaning

Same · mismo, igual

Readings

• On (音読み): ドウ
• Kun (訓読み): おな.じ

Example words

• 同じ（おなじ）— same
• 同時に（どうじに）— at the same time
• 同級生（どうきゅうせい）— classmate

Structure

Radical 口 (くち・くちへん · Mouth) · 6 strokes · school grade 2

Watch out

同じ is neither い- nor な-adjective: before a noun it takes no な or の (同じ本), and it ends in だ/です. "The same as X" is Xと同じ: Spanish says igual a X / igual que X, but Japanese never uses に here — ×Xに同じ, ×Xの同じ.