1) Affianced 2) Betrothed 3) Bonded 4) Committed 5) Promised 6) Swore 7) Sworn 1) Bound by or as if by an oath 2) Committed 3) Contributed to pbs 4) Joined a sorority 5) Made a toast 6) Solemnly promised 7) Spoken for 8) Sworn 9) Tried to get into a frat 10) Vowed 11) Was in a rush 
• (imp. & p. p.) of Pledge
[adj] - bound by or as if by an oath
sworn adjective bound by or as if by an oath; `according to an early tradition became his sworn brother`; `sworn enemies`