List: TOCFL 6

1. unite, unify
2. solidarity, unity

1. vote
2. to vote, cast a ballot

1. uneasy, anxious, restless
2. insecure, unstable

1. feel, sense, experience
2. impression, perception

infect, contaminate

1. experiment
2. to experiment, test

to work overtime

1. life
2. lifetime
3. human existence

vessel, ship, boat (classifier for ships)

1. colour, hue
2. colourful, vivid