bitter liquid, bitter experience

bittern: the liquor remaining after halite (common salt) has been harvested from saline water (brine), used as a coagulating agent in the manufacture of tofu

舐める, 嘗める: To stroke with the tongue; to lick / 舐める, 嘗める: To taste with the tip of a tongue, or to drink alcohol a little at a time in such fashion / 舐める, 嘗める: To experience hardship

滑茸: enoki mushroom

failure, miscarriage / mistake, fault, error

fail / make a mistake

to lick / (of flame) to lick / to taste / to experience hardship / to underestimate, to make light of

滑茸: enoki mushroom

enokitake

unable to refuse, mandatory / undeniable