insistent

IPA: ɪnsˈɪstʌnt

(obsolete) Standing or resting on something.
Urgent in dwelling upon anything; persistent in urging or maintaining.
Extorting attention or notice; coercively staring or prominent; vivid; intense.
(ornithology) 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.

Examples of "insistent" in Sentences

Despite her friends' protests, she was insistent on going to the party alone
The teacher's insistent reminders about the upcoming deadline finally motivated the students to start their assignment
His insistent knocking on the door made it clear that he wasn't going to give up until someone answered
The child's insistent pleading for a new toy wore down his parents' resistance
The manager's insistent demands for improved performance put pressure on the struggling team