1 to demand

2 to request

3 to coerce

1 triangle

1 main

2 principal

3 major

4 primary

1 leading role

2 lead

1 if only

2 so long as

1 don't insist on only taking one road to Rome (idiom)

2 there's more than one way to skin a cat

1 a blade will get rusty if it is not sharpened; a man will fall behind if he doesn't study (idiom)

1 to hit the target and do real damage (idiom)

2 fig. to hit where it hurts

3 fig. to hit home

4 an argument that hits the nail on the head

1 lit. to first show one's horns (idiom); fig. a first show of emerging talent

2 first sign of emerging talent

3 budding genius

1 to fight and scheme against each other (idiom)

2 (in palace construction) elaborate and refined