STABILITY AT HOME = STABILITY ON THE FIELD TMZSports.com
Deshaun Watson's big question to Jilly Anais earlier this month could be a big boon for the Cleveland Browns -- and the quarterback's wallet -- 'cause Nate Burleson tells TMZ Sports he could see the engagement sparking some improved play ... and more endorsement deals.
The 29-year-old signal-caller proposed to his longtime girlfriend over the weekend ... and now that the two are promised to wed, Burleson told us out in New York City he could see Watson's game all the sudden turning around.