1. (

• debatable ,
• problematic ,
• problematical

) open to doubt or debate; "If you ever get married, which seems to be extremely problematic" ;

2. (

• arguable ,
• debatable ,
• disputable ,
• moot

) open to argument or debate; "that is a moot question" ;

3. (

• debatable ,
• disputable

) capable of being disproved ;