sour-tasting (adjective)

1. The villain's plan was foiled when the superhero used his sour-tasting breath to incapacitate him.

2. The couple puckered their lips for a kiss, but their sour-tasting chemistry made it clear they were not meant for each other.

3. The bitter herbs served at the religious ceremony represented the sour-tasting hardships endured by their ancestors.

4. The enchanted potion had a sour-tasting effect, transforming the character into a toad for a brief period.