Antonyms of adj graceful

2 senses of graceful

Sense 1
graceful (vs. awkward) -- (characterized by beauty of movement, style, form, or execution)

awkward (vs. graceful) -- (lacking grace or skill in manner or movement or performance; "an awkward dancer"; "an awkward gesture"; "too awkward with a needle to make her own clothes"; "his clumsy fingers produced an awkward knot")
        => gawky, clumsy, clunky, ungainly, unwieldy -- (lacking grace in movement or posture; "a gawky lad with long ungainly legs"; "clumsy fingers"; "what an ungainly creature a giraffe is"; "heaved his unwieldy figure out of his chair")
        => graceless, ungraceful -- (lacking grace; clumsy; "a graceless production of the play"; "his stature low...his bearing ungraceful"- Sir Walter Scott)
        => labored, laboured, strained -- (lacking natural ease; "a labored style of debating")
        => wooden -- (lacking ease or grace; "the actor's performance was wooden"; "a wooden smile")

Sense 2
elegant, graceful, refined -- (suggesting taste, ease, and wealth)

INDIRECT (VIA gracious) -> ungracious -- (lacking charm and good taste; "an ungracious industrial city"; "this curt summary is not meant to be ungracious"; "ungracious behavior")

Similarity of adj graceful

2 senses of graceful

Sense 1
graceful (vs. awkward) -- (characterized by beauty of movement, style, form, or execution)
       => elegant -- (displaying effortless beauty and simplicity in movement or execution; "an elegant dancer"; "an elegant mathematical solution -- simple and precise")
       => fluent, fluid, liquid, smooth -- (smooth and unconstrained in movement; "a long, smooth stride"; "the fluid motion of a cat"; "the liquid grace of a ballerina")
       => gainly -- (graceful and pleasing; "gainly conduct"; "a gainly youth with dark hair and eyes")
       => gracile, willowy -- (slender and graceful)
       => lissome, lissom, lithe, lithesome, slender, supple, svelte, sylphlike -- (moving and bending with ease)
          Also See-> beautiful#1; elegant#1

Sense 2
elegant, graceful, refined -- (suggesting taste, ease, and wealth)
       => gracious (vs. ungracious) -- (characterized by charm, good taste, and generosity of spirit; "gracious even to unexpected visitors"; "gracious living"; "he bears insult with gracious good humor")