strait, channel

go across, go over / migrate

a land, a large place / a country in general, a region / a country as in a nation, a state / the office of emperor, the crown; affairs of state / a province of ancient Japan

different, separate, another

different, separate, another

not particularly; not specially (used with a negative verb)

difference / another / exception

separated by

difference

separated, divided, uncombined, disunited, individual, respective