Soon" means within a short period of time, or shortly after a specified or understood time:
Time: "Soon after sunrise" or "We shall know soon after he calls"
Promptness: "As soon as possible" or "He came as soon as he could"
Readiness: "I'd just as soon walk as drive" or "I would as soon go as stay"
"Soon" can be used in front, mid, or end position, but it's not used in end position when referring to the past.
Here are some synonyms for "soon":
anon, before long, by and by, directly, momentarily, presently, and shortly.
Anon is a synonym for soon? Hmm
Is bam trying to release some qanon secrets?
Maybe Biden will be replaced by kamala anon? Hey'