Choose the opposite word of 'Deterrent'.

Deterrent (adjective): 
English Meaning: Making someone less likely to do something by making it difficult for them to do it or by making them realize that it will have bad results.
Bangla Meaning: নিরোধক।

Synonyms: Preventive (নিবারক), Defensive (আত্মরক্ষামূলক), Secure (উদ্বেগমুক্ত; নিঃশঙ্ক), Hindrance (বাঁধা), Obstacle (প্রতিবন্ধকতা)।  
Antonyms: Aid (সাহায্য), Assistance (আনুকূল্য), Stimulant (উদ্দীপক), Incentive (প্রণোদনা), Advantage (সাহায্য)। 

Other Forms: 
- Deter [ডিটা(র্‌)] (verb transitive) (from) নিরুৎসাহিত করা; বাধা দেওয়া: Nothing can deter me from trying again.
- Deterrence (noun) বাধা।
- Deter (Verb) (বাঁধা দেওয়া)
Example Sentence: 
1. Do you think that capital punishment is a deterrent to crimes?
2. The cold wet evenings are not a deterrent to the training of the enthusiastic group.

Source: Website lecture.