if you don't mind, if you like, if you're so inclined

nothing

what number, how many (used with a counter) / (used with も) many (used with a counter)

What?, Huh?

what / that thing (used in place of words you can't remember at the moment.)

what

what is this?

blades of grass and tree trunks / falcons

current, this, the matter in question / original, actual, base

long cylindrical things such as glasses of drink, pairs of jeans, pens or trains and buses / films or TV shows / home runs or goals / rounds of a match in boxing, wrestling or judo