so
Definitions
To such a great extent or degree.
In the way or manner described or indicated.
Therefore or for this reason.
Examples
It was raining, so I decided to stay inside.
I am so tired after working all day.
She studied hard, so she passed the exam with ease.
Synonyms
therefore thus consequently accordingly hence very extremely
Antonyms
inconsequently illogically unreasonably slightly barely hardly minimally