1. (

• mute ,
• tongueless ,
• unspoken ,
• wordless

) expressed without speech; "a mute appeal"; "a silent curse"; "best grief is tongueless"- Emily Dickinson; "the words stopped at her lips unsounded"; "unspoken grief"; "choking exasperation and wordless shame"- Thomas Wolfe ;

2. (

• unexpressed ,
• unsaid ,
• unstated ,
• unuttered ,
• unverbalized ,
• unverbalised ,
• unvoiced ,
• unspoken

) not made explicit; "the unexpressed terms of the agreement"; "things left unsaid"; "some kind of unspoken agreement"; "his action is clear but his reason remains unstated" ;