You wouldn't believe the list of basically offensive words I tried for "coquette". I don't think "flirt" is a good answer, it's a kind of backformed verb-noun, though so is "tease" I suppose. Not likely to be a word that pops into most people's heads (I'm not saying put the offensive ones in!).
Posy and bunch for flowers, particularly if we're after the dumbed down word as opposed to another Frenchism.
Adroit = skilled, therefore maladroit should be = unskilled. Can you add this in as an acceptable answer? It's the only thing that came to mind at all for me.
,...posy1
/ˈpəʊzi/
1.
a small bunch of flowers.
Posy and bunch for flowers, particularly if we're after the dumbed down word as opposed to another Frenchism.