1.  one (esp. of two);  the other;  one way;  the other way;  one direction;  the other direction;  one side;  the other side;  one party;  the other party
2.  on the one hand;  on the other hand
3.  whereas;  although;  but at the same time;  meanwhile;  in turn
4.  just keeps;  being inclined to ...;  tending to be ...;  tending to do ...;  continuously ...;  just keeps on ...ing;  only
after noun, adjective-stem or plain verb