1 weaponry

2 weapons

3 arms

1 tell-tale

2 informer (esp. to police)

3 whistleblower

4 grass

1 secret code

2 ciphertext

3 password

4 PIN

1 secret

2 classifier: 个 gè

1 wonderful

2 marvelous

3 brilliant

1 spare the rod and spoil the child (idiom)

1 elite soldiers, ample provisions (idiom); well-prepared forces

2 preparations for war are in an advanced state

1 extensive but not refined (idiom); to know something about everything

2 jack-of-all-trades, master of none

1 lit. it takes a long time to make a big pot (idiom); fig. a great talent matures slowly

2 in the fullness of time a major figure will develop into a pillar of the state

3 Rome wasn't built in a day

1 inextricably linked (idiom)

2 inseparable