同じ
onajiadjective★Beginner
formal
Same, identical, equal
この二つの本は同じです。
These two books are the same.
同じ意見を持っている。
I have the same opinion.
💡
Often used to compare two things that are identical or very similar.
Collocations
同じようにin the same way同じくらいas much as
Synonyms
Antonyms
Related Phrases
同じようにphrase
in the same way
同じくらいphrase
as much as
💡Pro Tip
Usage with Particles
When comparing two things, use '同じに' to mean 'to the same extent' or '同じように' to mean 'in the same way'.
⚡Gold Rule
Adjective Form
Remember that '同じ' can function as both a na-adjective (同じな) and a no-adjective (同じの) depending on the context.
📖Word Origin
Derived from the verb '同じく' (to be the same), which comes from the root '同' (same) and '一' (one).
📝Usage Notes
Can be used as a na-adjective (同じな) or a no-adjective (同じの). Commonly used in both formal and informal contexts.
Word Breakdown
同
same
root一
one
root✎ Noted on May 2, 2026JA → EN