1) Calm 2) Calming 3) Like leisurely vacations 4) Like spring break 5) Like the Sabbath 6) Offering peace and quiet 7) Providing peace and quiet 8) Quiet 9) Relaxing 10) Reposeful 11) Soothing 12) Tranquil 13) Tranquilizing 1) Calm 2) Comfortable 3) Comfy 4) Dreamy 5) Easy 6) Peaceful 7) Quiet 8) Relaxing 9) Reposeful 10) Serene 11) Soothing 12) Unhurried 
• (a.) Being at rest; quiet. • (a.) Giving rest; freeing from toil, trouble, etc.
Rest'ful adjective 1. Being at rest; quiet. Shak. 2. Giving rest; freeing from toil, trouble, etc. « Tired with all these, for restful death I cry.» Shak. -- Rest'ful*ly , adverb -- Rest'ful*ness , 
Representational state transfer (REST) or RESTful web services are one way of exchanging data between computer systems on the Internet. REST is the underlying architectural principle of the web and can be thought of as the language of the internet.