| 质 |
zhì yā | to pledge (sth, usu. moveables, as security for a loan) |
| 质 |
zhì | character / nature / quality / plain / to pawn / pledge / hostage / to question / Taiwan pr. [zhi2] |
| 押 |
yā | to mortgage / to pawn / to detain in custody / to escort and protect / (literary) to sign |