1. (

• endlessly ,
• ceaselessly ,
• incessantly ,
• unceasingly ,
• unendingly ,
• continuously ,

) with unflagging resolve; "dance inspires him ceaselessly to strive higher and higher toward the shining pinnacle of perfection that is the goal of every artiste" ;

2. (

• constantly ,
• always ,
• forever ,
• perpetually ,
• incessantly

) without interruption; "the world is constantly changing" ;