worse than you can imagine 
(ROOT (ADJP (ADJP (JJR worse)) (SBAR (IN than) (S (NP (PRP you)) (VP (MD can) (VP (VB imagine)))))))
(ROOT (ADJP (ADJP (JJR )) (SBAR (IN ) (S (NP (PRP )) (VP (MD ) (VP (VB )))))))