clingy
adj. B2 Upper Intermediate UK //klˈɪŋi// clingy Informal Vulgar
adj. behaving in a way that shows you want to stay close to someone or something. It can describe a child who does not want to leave their parent or a person who is too dependent on another.
adj. characterised by a tendency to remain close to or attached to someone or something. Often carries a negative connotation when describing adult relationships or children's behavior.
The child was very clingy when we went to the park.
He felt his relationship was becoming too clingy, so he decided to spend more time with his friends.
The protagonist's clingy nature is portrayed as a survival mechanism, though it ultimately isolates him from the very community he seeks to protect.
From cling + -y.