The government has long since given up trying to reduce the __________ to commit crime.

Propensity [Countable noun] (plural propensities)
English Meaning: If someone has a propensity to behave in a particular way or prefer a particular thing, they are likely to behave in that way or like that thing
Bangla Meaning:  propensity to/towards something/to do something/for doing something স্বাভাবিক প্রবণতা; উন্মুখতা; প্রবৃত্তি; -শীল: evil propensity, দুর্বসন; propensity to fall, পতনশীলতা; a propensity for getting into debt.
 
• Synonyms: Tendency (প্রবণতা; ঝোঁক), Susceptibility (সংবেদনশীলতা), Penchant (রুচি; পছন্দ). Aptness (উপযোগীতা), Proneness(প্রবণতা)
• Antonyms: Disinclination (অনিচ্ছা; নিস্পৃহতা), Dislike (অপছন্দ), Impartiality (নিরপেক্ষতা;), Nonconformity(সামঞ্জস্যহীনতা), Deviance (বিচ্যুতি).

Example Sentence:
1. The government has long since given up trying to reduce the propensity to commit crime.
2. He had a propensity for crime.

Meaning of other words:
- Discordance (বৈসাদৃশ্য; মতানৈক্য)।
- Consistency (মিল)।
- Acquiescence (সহনশীলতা)।

Source: 
1. Accessible Dictionary by Bangla Academy
2. Cambridge Dictionary 
3. Website Lecture