外

Physics

ultraviolet rays; ultraviolet radiation; UV radiation

ectogenesis; outside the body

Sports

noninclusion in a team; not being chosen to play

outer moat (of a castle)

out of bounds; beyond the pale

outskirts (of a town); edge (of a town); just outside the city limits

alienation; estrangement; leaving (someone) out; casting out; cutting off; avoiding; giving the cold shoulder

outside light

the other way

out of the question; unthinkable; impossible

foreign affairs

outward; superficial; external; apparent

outside the hall (or stadium, market, etc.); off the grounds; off the premises; off-track

skin; outer skin; integument; husk; hull; shell; crust; rind; envelope; exodermis; pellicle

Common noun

exception; supernumerary; extra (theatrical)

Nouns which may take the genitive case particle 'no'

extra (e.g. performance, item, object, etc.); additional

Nouns which may take the genitive case particle 'no'

outsize

external; foreign

unexpected (joy, success, etc.); unanticipated; beyond what one hoped; beyond one's expectations

outside the city; suburbs

outsider; layman; amateur

Foreign Minister

outside a car (train, bus, etc.)

out-of-school; off-campus

while being out of the office or away from home

overtime; outside of hours (school, office, surgery, etc.)