something added to complete or embellish or make perfect
number needed to make up a whole force
a complete number or quantity
a word or phrase used to complete a grammatical construction
either of two parts that mutually complete each other
make complete or perfect; supply what is wanting or form the complement to
one of a series of enzymes in the blood serum that are part of the immune response
bad; unfortunate
experiencing or showing sorrow or unhappiness
of things that make you feel sad