Probably from H225 (in the sense of appearing); a signal (literally or {figuratively}) as a {flag}beacon6 {monument}omen6 {prodigy} {evidence} etc.: - {mark} {miracle} (en-) {sign} token.
Verse
Matrix
Gen 34:15But in this will we consentH225 unto you: If ye will be as we be, that every male of you be circumcised;
Gen 34:22Only herein will the men consentH225 unto us for to dwell with us, to be one people, if every male among us be circumcised, as they are circumcised.