Soon after (4)
![Ross](/clue/static/ross-mug.min.png)
I believe the answer is:
upon
(Other definitions for upon that I've seen before include "At a prescribed point in time" , "Au courant" , "On tope of" , "Straddling" , "mounted" .)
I believe the answer is:
upon
(Other definitions for upon that I've seen before include "At a prescribed point in time" , "Au courant" , "On tope of" , "Straddling" , "mounted" .)