Efn-behéfe

根据古英语词典：

efn-behéfe

adj. [behéfe necessary] Equally useful or necessary; æque ūtĭlis vel necessārius :-- Is ðiós óðru býsen efnbehéfu this other similitude is equally necessary, Bt. Met. Fox 12, 14; Met. 12, 7. efn-behefe