Yes, SHOWN is a Scrabble word!

verb

1. give an exhibition of to an interested audience
2. establish the validity of something, as by an example, explanation or experiment
3. provide evidence for
4. make visible or noticeable
5. show in, or as in, a picture
6. give expression to
7. indicate a place, direction, person, or thing; either spatially or figuratively
8. be or become visible or noticeable
9. indicate a certain reading; of gauges and instruments
10. give evidence of, as of records
11. take (someone) to their seats, as in theaters or auditoriums
12. finish third or better in a horse or dog race