insistent

adjective4

1. •
   Urgent in dwelling upon anything; persistent in urging or maintaining.
2. •
   Extorting attention or notice; coercively staring or prominent; vivid; intense.
3. •
   Standing on end: specifically said of the hind toe of a bird when its base is inserted so high on the shank that only its tip touches the ground: correlated with incumbent.
4. •
   (no longer used) Standing or resting on something.