From co- + bound. <span class="searchmatch">cobound</span> (not comparable) bound along with another...
cobenefit cobinding cobirthing cobishop cobless coboard cobombardment <span class="searchmatch">cobound</span> coboundary cobraided cobrand co-branding cobreeding co-brother co-brother-in-law...
browbound calfbound casebound cellbound chairbound cliffbound clothbound <span class="searchmatch">cobound</span> colourbound couchbound cropbound deathbound deskbound dreambound firbound...