Difference between 羞辱 and 侮辱
羞辱: humiliate (v); humiliation (n)

Example:
加拿大隊在女子曲棍球世界杯中羞辱日本隊13-0  - Team Canada humiliates Team Japan 13-0 in Women Hockey Would Cup
成人被打屁股是一種羞辱 - An adult being spanked is a humiliation

侮辱: insult (v); insult (n)

Example:
不要用這種謊話去侮辱人們的智慧 - Don't use such lies to insult people's wisdom
把那人比作豬是對豬的侮辱 - It is an insult to the pig to compare that person to a pig
羞 has the meaning of 'shame' In a typical hockey game, the score total is around 3-4 goals by both teams, losing 13-0 is a humiliation/ shame. Only children would be spanked by adults, an adult being spanked is a humiliation/ shame
Both 侮 and 辱 mean 'insult'
侮辱 = 'insult'
Basically, an insult (侮辱) makes you feel offended/ angry; A humiliation (羞辱) makes you feel belittled/ humiliated/ angry
羞辱 (n) is similar to 恥辱 (n: humiliation; shame), but 恥辱 cannot be used as a verb
Being naked cause people to feel shame, to strip someone naked is more than a 侮辱. It is a 羞辱; Calling someone names is a 侮辱 but not always a 羞辱, e.g. I wouldn't consider '你這殺人兇手' (You murderer) a 羞辱, but I would consider '你這説謊者'(you liar) as one