skateboard (platform on wheels)

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

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

slope, hill

sloping / hilly

skates / skating / roller skates

go skating

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

figure skating

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