(anatomy) coccyx, tailbone

a tail / the foot of a mountain / the end of something

coccyx: more commonly 尾骨 (bikotsu) / butt, backside, posterior: しり (shiri), more commonly spelled 尻

glide, slide / slip, skid / fail an exam / for words to slip out, commit a faux pas / (of a joke) to bomb

to be slippery, to be slimy / (only ぬめる) to exude charm; to walk jollily

he / distal demonstrative, something far off removed from both speaker and listener: that / boyfriend

distal demonstrative, something far off removed from both speaker and listener: that, yon / particularly, male personal third person pronoun: he / by extension from he: boyfriend

he; boyfriend

bone

to hit, to beat, to strike / (baseball) to hit / (computing) to type / (shogi) to drop / to make noodles