"capillary" - key terms from Wikipedia

capillary
capillary	action
capillary	beds
capillary	blood
capillary	column
capillary	electrometer
capillary	electrophoresis
capillary	electrophoresis separations
capillary	electrophoresis system
capillary	fringe
capillary	plexuses
capillary	wall
lymph capillary
through the capillary