Table 1.

Correlations between the predictor variables

	Verb Type	Freq Un- Form	Rating for Bare Form	Reversibility	Freq Pre-Empting Forms	Freq Bare Form (ent)
Age 5–6
Freq un- form	−0.01
Rating for bare form	0.01	0.03
Reversibility	0.00	−0.14	0.00
Freq pre-empting forms	−0.01	0.03	0.05	0.02
Freq bare form (ent)	−0.03	−0.03	−0.16	−0.17	−0.07
Semantics—factor 1	−0.03	−0.15	−0.03	0.02	−0.11	0.03
Age 9–10
Freq un- form	0.02
Rating for bare form	0.22	0.07
Reversibility	−0.01	−0.14	0.02
Freq pre-empting forms	0.01	0.02	0.01	0.01
Freq bare form (ent)	−0.07	−0.02	−0.19	−0.18	−0.05
Semantics—factor 1	−0.04	−0.15	−0.10	0.02	−0.10	0.04
Adults
Freq un- form	0.03
Rating for bare form	0.17	0.16
Reversibility	−0.01	−0.15	−0.05
Freq pre-empting forms	0.01	0.02	0.08	0.00
Freq bare form (ent)	−0.02	−0.01	−0.08	−0.19	−0.07
Semantics—factor 1	−0.01	−0.16	−0.09	0.04	−0.11	0.02