tidy
adj
1 businesslike, clean, cleanly, in apple-pie order (informal) methodical, neat, ordered, orderly, shipshape, spick-and-span, spruce, systematic, trig (archaic or dialect) trim, well-groomed, well-kept, well-ordered
2 (informal) ample, considerable, fair, generous, good, goodly, handsome, healthy, large, largish, respectable, sizable or sizeable, substantial
vb
3 clean, groom, neaten, order, put in order, put in trim, put to rights, spruce up, straighten
Antonyms
, adj
1 careless, dirty, dishevelled, disordered, disorderly, filthy, in disarray, messy, scruffy, sloppy, slovenly, unbusinesslike, unkempt, unmethodical, unsystematic, untidy
2 inconsiderable, insignificant, little, small, tiny
vb
3 dirty, dishevel, disorder, mess, mess up