いかんにかかわらず,いかんによらず => Regardless of A (A is a reason, response, result) N1
Based/focused/depending on
てもかまわない => it doesn't matter ... N4
Allow
てもかまわない => it doesn't matter ... N4
Concession
いかのように => As below N4
Description
ようではないか/ようじゃないか => Let’s do (something); Why don’t we ~ N2
ようか~まいか => whether or not; considering options N2
~いかんだ / いかんで、~ /  ~いかんによって、~ => It depends ... N1
Related, corresponding
かのようだ/かのように/かのような => as if; just like ~ N2
~といわんばかり => as if to say N1
Similarity
てもかまわない => it doesn't matter ... (Possibility) N4
Ability
てもかまわない => No problem N4
Can, Should, Must
というより/というか => rather than ~ N3