純 epitome

The weather in JUNE is the epitome of spring.

Using string to try and mend a bent dagger is the epitome of stinginess.

essence ★★★☆☆
純 (epitome) + 粋 (essence) = 純粋 (essence)

the essence of something. Pure pleasure! Pure blood! Pure honor!

simple version ★☆☆☆☆
単 (merely) + 純 (epitome) = 単純 (simple version)

the simple kind of X as opposed to the complicated kind (not rude). Also, simple-minded, mouth-breathing person (pretty rude).