1 great effort

2 to strive

3 to try hard

1 big

2 huge

3 large

4 major

5 great

6 wide

7 deep

8 older (than)

9 oldest

10 eldest

11 greatly

12 very much

13 (dialect) father

14 father's elder or younger brother

1 very auspicious

2 extremely lucky

1 everyone

2 influential family

3 great expert

1 prize

2 award

1 to fail to see the larger issue (idiom)

2 to fail to grasp the big picture

1 to spare no pains or effort (idiom); to do one's utmost

1 I have been looking forward to meeting you for a long time (idiom)

1 tremendous strength (idiom)

1 minor projects eclipse major ones (idiom)