An Etymological Dictionary of Astronomy and Astrophysics
English-French-Persian

1) Not ever; at no time.
2) Not at all; absolutely not.

M.E., from O.E. næfre "never," compound of ne "not, no," → un- + æfre "ever."

Hargez, variant hagarz; Mid.Pers. hagriz, hakarc "ever, always, never;" O.Pers. hakarnciy "once"; Av. hakərət "once;" cf. Skt. sakrt "once; repeated; ever; never;" Gk. hapax "once;" L. semel "once," semper "always;" PIE *smkrt.

However, notwithstanding, in spite of, still.

M.E. natheles, notheles, natheless, from O.E. neuerþeles, that is → never + the "in or by that," "on that account," "in or by so much," + less→ -less, cf. Fr. néanmoins = pas moins; Ger. nichtsdestoweniger.

Hagarzkam, from hagarz, → never, + kam "less," → -less.