N5 - 外国がいこく
foreign country
N4 - 以外いがい
with the exception of
N3 - 意外いがい
unexpected, surprising
N3 - 海外かいがい
foreign, abroad, overseas
N3 - 外出がいしゅつ
outing, going out
N3 - 外すはずす
to unfasten, to remove
N3 - 外ほか
other place, the rest
N2 - 外部がいぶ
the outside, external
N2 - 外科げか
surgical department
N2 - 外れるはずれる
to be disconnected, to get out of place, to be off, to be out (e.g. of gear)
N1 - 域外いきがい
outside the area
N1 - 課外かがい
extracurricular
N1 - 外貨がいか
imported goods, foreign money
N1 - 外観がいかん
appearance, exterior, facade
N1 - 外相がいしょう
Foreign Minister
N1 - 外来がいらい
imported, outpatient clinic
N1 - 除外じょがい
exception, exclusion
N1 - 外方そっぽ
look (or turn) the other way
N1 - 野外やがい
fields, outskirts, open air, suburbs