difficult / hard, probably impossible

tensely / tingling / sting, smart

pins and needles

sting, smart / tingle / burn / be highly charged (of an atmosphere) / be tense, edgy, uptight, on pins and needles

to stand, to stand up, to rise / to depart / to close / of something physical but not solid or liquid: to be released, to rise

counter for pairs of socks, shoes, etc

foot / enough, sufficient / satisfy, fulfill

足: foot / 脚: leg

to grow up, day by day / to recover after sickness or childbirth, day by day

to bear on the shoulders