1. to (an extent), up to, so far as, even
2. there is no need to ..., it should hardly be necessary to ...
3. even if there is no need to ... (at least ...)
1. thing, matter
2. incident, occurrence, event, something serious, trouble, crisis
3. circumstances, situation, state of affairs
4. work, business, affair
5. after an inflectable word, creates a noun phrase indicating something the speaker does not ...