under-line
breakfast
rainfall
rose bush
a take-over
school bus
output
a call-back
breakdown
white wash
overthrow
table lamp
redhead
terribly hot
software
amazingly good
love-in
wet standing
time taken
grammar books
passer-by
Is formed from two or more words.
feedback
boyfriend
over-night
train-spotting
red-orange
skinhead
The main noun is normally the last one.
backbone
goldfish
a give-away
a work-out
background
grindstone
dry-cleaning
public speaking
The meaning of the whole compound is often different from the meaning of the two words on their own.
turquoise blue
hanger-on
hardware
bedroom
bird cages
haircut
a break-in
greenhouse
motorcycle
golden yellow