Items	Component coefficients		Communalities
	1	2
4 years before phenoconversion
LF	− 0.958	0.025	0.915
AoA	0.950	0.033	0.904
Clusters	0.061	0.888	0.792
Cluster size	0.535	− 0.593	0.637
Switching	− 0.014	0.907	0.824
Eigenvalues	2.314	1.758
Variance, %	46.280	35.167
2 years before phenoconversion
LF	0.975	0.025	0.951
AoA	0.970	− 0.024	0.941
Clusters	0.172	0.837	0.731
Cluster size	0.235	− 0.807	0.706
Switching	0.039	0.902	0.815
Eigenvalues	1.977	2.167
Variance, %	39.542	43.332
Phenoconversion
LF	− 0.942	0.034	0.888
AoA	0.948	− 0.137	0.918
Clusters	0.424	0.093	0.188
Cluster size	0.228	− 0.839	0.756
Switching	0.249	0.855	0.793
Eigenvalues	2.096	1.448
Variance, %	41.922	28.965
1 year after phenoconversion
LF	− 0.959	− 0.015	0.920
AoA	0.950	0.103	0.913
Clusters	0.047	− 0.350	0.629
Cluster size	0.711	0.919	0.847
Switching	− 0.124	0.924	0.869
Eigenvalues	2.420	1.758
Variance, %	48.396	35.156
2 years after phenoconversion
LF	− 0.929	− 0.220	0.912
AoA	0.938	0.168	0.907
Clusters	0.197	0.903	0.853
Cluster size	0.606	− 0.624	0.756
Switching	0.196	0.904	0.855
Eigenvalues	2.484	1.800
Variance, %	49.679	35.995

Abbreviations: LF lexical frequency, AoA Age of Acquisition