possessive adj.
VERBS be, feel, seem | become, get Nick's starting to get possessive and jealous.
ADV. extremely, fiercely, intensely, very her fiercely possessive love for him | rather
PREP. about Why should he feel so possessive about some old photos? | of She had always been possessive of her brother. | towards He was very possessive towards her.
You can also check other dicts: possessive (English, 中文解释 ), wordnet sense, Collins Definition