laboured

from WordNet (r) 3.0 (2006)

laboured
    adj 1: lacking natural ease; "a labored style of debating" [syn:
           {labored}, {laboured}, {strained}]
    2: requiring or showing effort; "heavy breathing"; "the subject
       made for labored reading" [syn: {heavy}, {labored},
       {laboured}]

from The Collaborative International Dictionary of English v.0.48

laboured \laboured\ adj.
   1. same as {labored}; -- British spelling [Chiefly British]

   Syn: graceless, labored, strained.
        [WordNet 1.5]