From ⠉⠧ -ceive.
⠉⠧⠛ (cvg)
This is a productive suffix, as in ⠏⠻⠉⠧⠛ perceiving (pe͡rcvg), but in addition combine with ⠙ d, ⠗ r, and ⠒ con- for the further contractions ⠙⠉⠧⠛ deceiving, ⠗⠉⠧⠛ receiving, and ⠒⠉⠧⠛ conceiving.