definitely

used to strongly confirm the truth or accuracy of a statement

used to strongly recommend something as valuable or beneficial

used to emphasize that an activity or effort is valuable and deserving of time

to strongly state that one is fully prepared for something

used to emphasize that something seems suspicious or dishonest

to strongly express a requirement or necessity for something

to express confidence that something will be beneficial or provide assistance

to give a very strong and positive suggestion for something

to state strongly that someone is worthy of receiving something

to state with certainty that a situation or condition will get better

to state a strong preference for one thing over another

to state with certainty that one recalls a memory or fact

often used with 'out' to state with certainty that a possibility is excluded

to assert with certainty that something has been proven or confirmed