Synonym: Byzantine, convoluted, knotty, mired, tangled, tortuous. Similar words: involve, involvement, evolve, revolve around, invoke, resolve, dissolve, revolving. Meaning: [ɪn'vɑlvd /-'vɒl-] 
adj. 1. connected by participation or association or use 2. entangled or hindered as if e.g. in mire 3. emotionally involved 4. highly complex or intricate 5. enveloped.
adj. 1. connected by participation or association or use 2. entangled or hindered as if e.g. in mire 3. emotionally involved 4. highly complex or intricate 5. enveloped. 
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1. Many of the crimes involved drugs.
2. We'll make our decision and contact the people involved.
3. He's involved in the organization of a new club.
4. He refused to name the members of staff involved.
5. His love life was complicated, and involved intense relationships.
6. Everybody should be made aware of the risks involved.
7. I don't want to get involved.
8. We are keen that Britain should get involved too.
9. Villagers dispensed tea to people involved in the accident.
10. Students were involved in violent clashes with the police.
11. The second accident involved two cars and a lorry.
12. 400 workers were involved in the stoppage.
13. Somerville bitterly regretted his folly at becoming involved.
14. Several leading creatives are involved in the advertising campaign.
15. He was financially involved with a villain.
16. The President was not directly involved.
17. The project involved the whole of the university.
18. She's very conscious of the problems involved.
19. There's only a minimal amount of risk involved.
20. She became heavily involved in politics.
21. I don't want to get involved in anything dodgy.
22. The victim's conduct had involved an element of provocation.
23. She had no comprehension of what was involved.
24. I interrogated everyone even slightly involved.
25. She was wary of getting involved with him.
26. The game involved throwing metal rings over a stick.
27. I suspected that he was involved in the conspiracy.
28. He swore vengeance on everyone involved in the murder.
29. In this particular case,(sentence dictionary) no one else was involved.
30. The more you fight something, the more anxious you become ---the more you're involved in a bad pattern, the more difficult it is to escape. 
More similar words: involve, involvement, evolve, revolve around, invoke, resolve, dissolve, revolving, dived, improved, perceived, themselves, volume, voluble, volunteer, voluntary, evolution, in vain, invest, invent, invade, in view of, invasion, investor, revolutionary, inventory, invention, inveterate, invitation, investment.