Similar word to unthorough:

bedraggled, botched, disheveled, faulty, fly-by-night, fouled-up, haphazard, imperfect, inaccurate, inexact, junky, loose, messed-up, messy, neglected, negligent, raunchy, screwed-up, scrubby, scruffy, shabby, shoddy, slapdash, sloppy, slovenly, tacky, tattered, threadbare, unkempt, unmeticulous, unsystematic, unthorough, untidy