This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

• Lexulous
• Wordscraper
• Wordosaur

v. Simple past tense and past participle of subrogate.

"It is apodeictic that, while perhaps obscure, words like "skirr" and "periapt" serve uniquely expressive purposes and cannot be subrogated by other, more commonplace words."

subrogated    subrogating   

replace    interchange    substitute    exchange   

subrogation   

substitute    surrogate