Fear of riding a car – Amaxophobia;
Fear of number 13 – Triskaidekaphobia;
Fear of work – Ergophobia;
Fear of being robbed – Harpaxophobia;
Fear of thirst – Dipsophobia.

itinerant: travelling from place to place.

On tenterhooks: in a state of suspense or agitation because of uncertainty about a future event.

Ignorant, illiterate, unlettered, uneducated mean lacking in knowledge or in training. Ignorant may mean knowing little or nothing, or it may mean uninformed about a particular subject: An ignorant person can be dangerous

Avaricious is immoderately desirous of wealth or gain; greedy. Spendthrift is a person who spends money or possessions extravagantly. Cynic is a person who thinks that people think only about themselves and are not sincere or honest. Splendid is big and pompous.