- Expectedly: This is the most direct antonym. "Expectedly" means in a way that is expected or anticipated. For example, "Expectedly, he arrived on time as he always does", indicating that his on-time arrival was something people had anticipated.
- Predictably: It implies that something happens in a way that can be predicted or foreseen. For instance, "Predictably, the sun rose in the east this morning". We know from our knowledge of nature that the sun rising in the east is a predictable event, which is the opposite of something happening unexpectedly.
- Anticipatedly: This word emphasizes that something occurs as expected or anticipated beforehand. For example, "Anticipatedly, the new product launch was a great success because of the extensive preparation", suggesting that people had expected the product launch to be successful due to their prior efforts and planning.
- As usual: This phrase also conveys the opposite meaning of "unexpectedly". It indicates that things are happening in the normal or typical way. For example, "As usual, she took the same route to work", showing that her action is a regular occurrence and not unexpected.
In general, these antonyms of "unexpectedly" are used to describe situations, events, or actions that are in line with what is expected, predicted, or normal, contrary to the sense of surprise or suddenness that "unexpectedly" carries.