mat·ri·lin·e·al 
(măt′rə-lĭnē-əl)
(măt′rə-lĭnē-əl)adj.
Relating to, based on, or tracing ancestral descent through the maternal line.
mat′ri·line·al·ly adv.
- cosmogonically
- cosmogonist
- cosmogony
- cosmographer
- cosmographic
- cosmographical
- cosmographically
- cosmography
- cosmologic
- cosmological
- cosmological constant
- cosmologically
- cosmologist
- cosmology
- cosmonaut
- cosmopolis
- cosmopolitan
- cosmopolitanism
- cosmopolite
- cosmopolitism
- cosmos
- cosplay
- cosplayer
- cosponsor
- cosponsorship