Suffix attached to nouns indicating a time period, range, or group to mean 'within that scope'. Often used in formal or written contexts. Antonym: 外 (がい).
Antonyms: 外
今週内にレポートを提出してください。
Please submit the report within this week.
この問題は私の理解の範囲内です。
This problem is within the scope of my understanding.
I have to finish this work within three hours.
We decided on the new office interior within the budget.
Please submit the report by the deadline.
contents; substance; detail
domestic; internal; within the country
guidance; leading the way; showing around · information; notice; notification · announcement of a visitor; informing of a visitor's arrival · invitation · acquaintance; knowledge
interior; inside; internal
within; inside of; less than
cabinet; government ministry; administration
in the city; within the city
within the Tokyo metropolitan area; in Tokyo
within the prefecture; inside the prefecture
inside a car; inside a train; inside a bus
within a company; in-house; internal · within a shrine; shrine precincts
inside the body; interior of the body
secret; secrecy; confidentiality · one's circumstances (esp. financial) · inner realization; personal enlightenment · kitchen
built-in; internal; equipped with
inside a store; store interior; on the premises
indoor; inside the room
internal organs; viscera
tentative decision; unofficial job offer
internal medicine · internal medicine department
indoors; indoor
interior design; interior finishing; upholstery
within the year; before the year ends; the rest of the year
neighborhood; town block; within the town
inside; interior · inner self; one's mind; one's heart
inner thoughts; real intention; one's mind · at heart; deep down; on the inside · inner center (geometry)
inside the plane; in-flight
within the area; inside the zone; within range
infield; diamond
inside and outside; interior and exterior · domestic and foreign; home and abroad · approximately; around; about
civil war
From the noun 内 (うち, 'inside'), used as a suffix in Sino-Japanese compounds. The reading ない is the on'yomi.