locust –n. an insect similar to a grasshopper that gathers in huge numbers and eats crops

swarm –n. a large number of insects moving together

food insecurity –n. a household-level economic and social condition of limited or uncertain access to enough food

format –n. the way in which something is designed

lockdown –n. a situation in which people must stay in their houses or prisoners in their cells for security reasons

quarantine –n. being kept away from other people in an effort to stop the spread of a disease

round –n. one of a series of similar events or actions

rewarding –adj. giving a good feeling that you have done something valuable or important