Adjuncts are adverbials that add more information to a sentence. They can provide additional information about where things happen:
At low tide you can cross the bays on the beach.
When things happen
I cannot sleep at night.
How things happen
I found out how to do this by accident.
Why things happen
No one is turned away because of a lack of means.
The purpose of an action
I still send her a Christmas card each year for old times' sake.
Condition (i.e. if this happens, then that happens.)
Leslie had left no letter for me to read in the event of his death.
Concession (i.e. even if this happens, still that happens.)
Despite all their efforts, the dishwasher is still broken.
Degree (i.e. answering the question ‘how much?’)
I wouldn’t worry at all.
Back to word classes (or parts of speech).
You may also be interested in