tick·seed 
(tĭksēd′)
(tĭksēd′)n.
See coreopsis.
[From TICK2 (from its seed's shape).]
- thromb-
- thrombi
- thrombin
- thrombo-
- thrombocyte
- thrombocytic
- thrombocytopenia
- thrombocytopenic
- thromboembolic
- thromboembolism
- thrombokinase
- thrombolysis
- thrombolytic
- thrombophlebitis
- thromboplastic
- thromboplastically
- thromboplastin
- thrombopoiesis
- thrombopoietic
- thrombosis
- thromboxane
- thrombus
- throne
- throng
- throstle