Table 1. Means and Standard Errors for lexical and semantic Variables for the constituents.

Variable	Non-bivalent Compounds				Bivalent Compounds
(m) = modifier (h) = head	Positive-Positive		Negative-Negative		Positive-Negative		Negative-Positive
	M	SE	M	SE	M	SE	M	SE
Valence (m)	1.98	0.36	−1.89	0.27	1.79	0.29	−1.88	0.33
Valence (h)	1.86	0.31	−1.84	0.34	−1.89	0.3	1.73	0.27
Imageability (m)	4.42	1.33	4.08	1.06	4.06	1.25	4.31	1.1
Imageability (h)	4.24	1.36	4.20	0.95	4.22	1.21	4.55	1.19
Word frequency (m)	17.76	22	11.24	20.02	15.31	19.75	11.27	12.97
Word frequency(h)	13.82	18.59	8.09	10.15	9.11	14.08	11.49	16.71
#Letters (m)	6.87	1.04	6.47	1.14	6.4	1.04	6.63	1.07
#Letters (h)	6.4	1.19	6.7	1.09	6.8	1.03	6.4	1.07
#Syllables (m)	2.1	0.4	2.1	0.4	2.3	0.53	2.1	0.66
#Syllables (h)	2.17	0.53	2.13	0.63	2.03	0.49	2.13	0.43