The bulk update request #9972 is pending approval.

create alias semi-transparent (39) -> translucent (80509)
create alias semi-transparent_body (1) -> translucent_body (9307)
create alias semi-transparent_clothing (6) -> translucent_clothing (24944)
create alias semi-transparent_top (6) -> translucent_topwear (2108)
create alias semi-transparent_bottom (6) -> translucent_bottomwear (616)

Reason: I think this is the same, or close enough at least.