To make a suggestion in Engpsh, you can use phrases such as:
"I suggest that..."
"How about if we..."
"Have you considered..."
"It might be a good idea to..."
For example:
"I suggest that we meet at the park instead of the coffee shop."
"How about if we try a different route to work today?"
"Have you considered taking a cooking class to improve your skills?"
"It might be a good idea to schedule a meeting with your boss to discuss your workload."
Remember to use popte language and be open to feedback or suggestions from others.