splittable chopsticks; chopsticks in pairs that aren't entirely separated at one end and that can be split when used

matter that looks like it will go well / omen; sign

something quite right, plausible, understandable

stern, grave, forbidding; dignified, stately / strict, unforgiving / tight, close, without gaps / harsh, tough, extreme, severe, hard to withstand (said of natural phenomena)