Languorous

• (a.) Producing, or tending to produce, languor; characterized by languor.
Found on http://thinkexist.com/dictionary/meaning/languorous/

Languorous

Lan'guor·ous adjective [ From Languor : confer French langoureux .] Producing, or tending to produce, languor; characterized by languor. [ Obsolete or Poetic] « Whom late I left in languorous constraint.» Spenser. « To wile the length from languorous...
Found on http://www.encyclo.co.uk/webster/L/12