doh
high doh

high
five metres high

High Dutchman
alemão

high five
lay high fives!

high-altitude
high-altitude flight

high-crowned
high-crowned arch

high-definition
high-definition television

high-density
high-density lipoprotein

high-grade
high-grade fuel

high-hat
snobe

high-heeled
high-heeled shoes

high-intensity
high-intensity projector

high-level
high-level language

high-ranking
high-ranking official

high-reaching
ambicioso

high-resistance
high-resistance steel

high-rise
high-rise building

high-risk
high-risk investment

high-speed
high-speed camera

high-tension
high-tension cable

high-voltage
high-voltage protector

high-wheeler
biciclo

HT
high tension

HV
high voltage

sky-high
to blow something sky-high