Fallback Meaning in Bengali

What is the meaning of word Fallback in Bengali/Bangla ?

Defenition of word Fallback

• an alternative plan that may be used in an emergency.
• a reduction or retreat.

Example

teaching was a last resort, a fallback

Other Meaning of Fallback

• VERB

  পশ্চাদপসরণ করা turn back retire flinch throw back retreat recoil
  পিছান move back fall back recoil back out retreat flinch

• MORE

  পিছু হটা retreat fall back recession beat a retreat