to leave sth unattended
1leave — leave1 W1S1 [li:v] v past tense and past participle left [left] ▬▬▬▬▬▬▬ 1¦(go away)¦ 2¦(stop)¦ 3 leave somebody/something alone 4¦(let something/somebody stay)¦ 5¦(not change/move something)¦ 6¦(result of accident/illness/event)¦ 7 be left… …
2unattended — adjective left alone without anyone in charge: unattended luggage | leave sb/sth unattended: Children should not be left unattended in the playground …
3acceptable — ac|cept|a|ble W3S3 [əkˈseptəbəl] adj 1.) good enough to be used for a particular purpose or to be considered satisfactory acceptable to ▪ an agreement which is acceptable to all sides ▪ Students who achieve an acceptable standard will progress to …
4security — noun 1 feeling safe/being free from worry ADJECTIVE ▪ greater ▪ emotional, psychological ▪ economic, financial ▪ job ▪ …
5advise — verb 1 (I, T) to tell someone what you think they should do, especially when you know more than they do about something: advise sb to do sth: Passengers are advised not to leave their bags unattended. | advise sb against doing sth: I d advise you …