• 木(tree; wood)
• 亥(pig (12th zodiac sign))

The kernel of a tree fruit (木) sounds like the character for pig (亥).

• 言(words; speech)
• 炎(blazing fire; flaming)

Spirited conversation burns like blazing fire, with words following words in endless succession.

• 半(half)
• 刂(knife (right form))

Using a knife to chop something in two halves is clear judgment.

• 木(tree; wood)
• 亥(pig (12th zodiac sign))

The kernel of a tree fruit (木) sounds like the character for pig (亥).

• 言(words; speech)
• 炎(blazing fire; flaming)

Spirited conversation burns like blazing fire, with words following words in endless succession.

• 半(half)
• 刂(knife (right form))

Using a knife to chop something in two halves is clear judgment.