He seemed too self-assured.
( He ( ( seemed ( too self-assured ) ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBD seemed) (ADJP (RB too) (JJ self-assured))) (. .)))
He is insecure.
( He ( ( is insecure ) . ) )
(ROOT (S (NP (PRP He)) (VP (VBZ is) (ADJP (JJ insecure))) (. .)))