Pakistan's Constitution 1973: Flexible or Rigid ?
 

is it rigid or flexible?

it's not as flexible as the English constitution and not as rigid as the US Constitution

Amending English constitution is an ordinary legislation process. it requires simple majority. while US constitution has to be amended through complicated procedures consisting of proposal and ratification by larger mandates involving both national and state legislatures.

pakistani constitution can be amended with a 2/3 majority in both houses of parliament.

The 1973 constitution has been flexible enough to allow two dictatorships, one of which ended up hanging until death the author of the aforementioned legal document. Perhaps it's not as flexible as the constitution of Somalia, where anyone with enough men and guns can take power so we can take some comfort in that...