Abridged from 'echad; one -- one.
see HEBREW 'echad
H2297. chad
חַד adjective = אֶחָד Ezekiel 33:30 del Co, compare ᵐ5.
אחה (stem assumed for אָח; which however perhaps biliteral & primary, so Thes Rob Ges and others; DlHA 59 properly surround, protect; DlW compare a—u, side., ZehnpfBAS 1. 510 proposes belong together, compare Schult. Thes. De Goeje in RSSem 256 N suggests connection with µayy, family, clan).
I. חַד Ezekiel 33:30 see אֶחָד.