Colloquialisms can vary widely by region, adding distinct local flavor to speech. In Australia, a common colloquialism is 'no worries,' implying a relaxed attitude.
Pro Tip 2/3
Casual Interactions
Use colloquialisms to sound more casual and friendly in everyday conversations. Instead of 'I do not know,' you might say 'dunno' as a colloquialism.
Pro Tip 3/3
Not for Formal
Avoid colloquialisms in formal writing or speeches; they can seem out of place. He refrained from using colloquialisms during the academic presentation.