| innovation | new idea |
| rioter | someone who is involved in violent protests |
| handset | mobile phone |
| grapevine | the way in which information spreads quickly |
| sticker | more sophisticated version of a smiley face |
| upgrade | piece of software designed to make computer more powerful |
| limitations | disadvantages |
| deprivation | situation in which people do not have the basic things need to life |
| encrypted | protected by code |
| wary | careful |