6.6

2. used with uncountable nouns to mean ‘a smaller amount of’
6. an object such as a piano, guitar, or flute, which you play in order to produce music.
8. the hard material that the trunk and branches of a tree are made of
9. a book, magazine, etc. that gives you information, help or instructions about sth
10. without water

1. a form of energy from charged elementary particles , usually supplied as electric current through cables, wires, etc. for lighting, heating, driving machines, etc.
3. to keep sb/sth safe from death, harm, loss, etc.
4. to help or encourage sb/sth by saying or showing that you agree with them/it
5. living or growing in natural conditions
7. a journey made for pleasure during which several different towns, countries, etc. are visited