Scrappy

Adjective

 * 1) Consisting of scraps; fragmentary; lacking unity or consistency.
 * That was a scrappy lecture.
 * 1)  Having an aggressive spirit; inclined to fight or strive.
 * He's a scrappy dog and will charge at you if you taunt him.

Synonyms

 * (fragmentary): disconnected
 * (aggressive): feisty; pugnacious

Thesaurus
aggressive, antagonistic, argumental, argumentative, arrested, battling, bellicose, belligerent, bloodthirsty, bloody, bloody-minded, brawling, broken, broken off, callow, capricious, careening, cat-and-dog, cat-and-doggish, catchy, chauvinist, chauvinistic, chopped-off, choppy, combative, contentious, controversial, decousu, defective, deficient, desultory, deviative, disconnected, discontinued, discontinuous, discrete, disjunctive, disputatious, eccentric, embryonic, enemy, episodic, erratic, failing, ferocious, fierce, fighting, fitful, flickering, fluctuating, full of fight, guttering, halting, hawkish, herky-jerky, heteroclite, hostile, hypoplastic, immature, immethodical, in arrear, in arrears, in default, in short supply, inadequate, incoherent, incomplete, inconstant, infant, inimical, intermittent, intermitting, interrupted, irregular, jagged, jerky, jingo, jingoish, jingoist, jingoistic, lacking, litigious, lurching, martial, militant, militaristic, military, missing, needing, noncontinuous, nonlinear, nonsequential, nonserial, nonuniform, offensive, parenthetic, part, partial, patchy, polemic, pugnacious, quarrelsome, rambling, rough, saber-rattling, sanguinary, sanguineous, savage, scant, scanty, short, shy, sketchy, snatchy, soldierlike, soldierly, spasmatic, spasmic, spasmodic, spastic, sporadic, spotty, staggering, suspended, trigger-happy, truculent, uncertain, unconnected, underdeveloped, undeveloped, unequal, uneven, unfriendly, unjoined, unmethodical, unmetrical, unpacific, unpeaceable, unpeaceful, unregular, unrhythmical, unsettled, unsteady, unsuccessive, unsystematic, variable, veering, wandering, wanting, warlike, warmongering, warring, wavering, wobbling, wobbly