dirk 
(dûrk)
(dûrk)n.
A dagger.
tr.v. dirked, dirk·ing, dirks
To stab with a dirk.
[Scots durk.]
- automatist
- automative
- automatization
- automatize
- automaton
- automatous
- automobile
- automobilist
- automotive
- autonomic
- autonomically
- autonomic nervous system
- autonomist
- autonomous
- autonomously
- autonomy
- autonym
- autopen
- autophagy
- autopilot
- autoplastic
- autoplastically
- autoplasty
- autopolyploid
- autopolyploidy