1. (

• mutable ,
• changeable ,

) capable of or tending to change in form or quality or nature; "a mutable substance"; "mutable weather patterns"; "a mutable foreign policy" ;

2. (

• changeable ,
• changeful

) such that alteration is possible; having a marked tendency to change; "changeable behavior"; "changeable moods"; "changeable prices" ;

3. (

• changeable ,
• uncertain ,
• unsettled

) subject to change; "a changeable climate"; "the weather is uncertain"; "unsettled weather with rain and hail and sunshine coming one right after the other" ;

4. (

• changeable ,
• chatoyant ,
• iridescent ,
• shot

) varying in color when seen in different lights or from different angles; "changeable taffeta"; "chatoyant (or shot) silk"; "a dragonfly hovered, vibrating and iridescent" ;