"a gawky lad with long ungainly legs"
"clumsy fingers"
"what an ungainly creature a giraffe is"
"heaved his unwieldy figure out of his chair"

"an awkward prose style"
"a clumsy apology"
"his cumbersome writing style"
"if the rumor is true, can anything be more inept than to repeat it now?"

"an awkward bundle to carry"
"a load of bunglesome paraphernalia"
"clumsy wooden shoes"
"the cello, a rather ungainly instrument for a girl"

"a bungling workman"
"did a clumsy job"
"his fumbling attempt to put up a shelf"