confines noun
ADJ. close, cramped, limited, narrow, strict issues that go beyond the limited confines of the book within the strict confines of the law | immediate | comfortable, comfy, safe
VERB + CONFINES leave It took him some effort to leave the comfy confines of his armchair.
PREP. beyond/outside the ~ of She wanted to experience things outside the close confines of family life. | in/within the ~ of He spent three years within the narrow confines of the prison.
You can also check other dicts: confines (English, 中文解释 ), wordnet sense, Collins Definition