From Middle Radestrian fǿss, from Old Radestrian fø̄ss, from Proto-Radic *fęzs, from Proto-Hirdic *phø̄́zəs, from the Proto-Laenkean root *pʰæwz-(nine).
From Middle Radestrian fvans, from Old Radestrian flans, from Proto-Radic *flans, from Proto-Hirdic *swlánəs, from Proto-Laenkean *swl̥-án-, from the Proto-Laenkean root *swal-(to stand).