| noun | a game in which jackstones are thrown and picked up in various groups between bounces of a small rubber ball |
| noun | a small worthless amount “you don't know jack” |
| noun | a man who serves as a sailor |
| noun | someone who works with their hands; someone engaged in manual labor |
| noun | immense East Indian fruit resembling breadfruit; it contains an edible pulp and nutritious seeds that are commonly roasted |
| noun | a small ball at which players aim in lawn bowling |
| noun | an electrical device consisting of a connector socket designed for the insertion of a plug |
| noun | game equipment consisting of one of several small six-pointed metal pieces that are picked up while bouncing a ball in the game of jacks |
| noun | small flag indicating a ship's nationality |
| noun | one of four face cards in a deck bearing a picture of a young prince |
| noun | tool for exerting pressure or lifting |
| noun | any of several fast-swimming predacious fishes of tropical to warm temperate seas |
| noun | male donkey |
| verb | lift with a special device “jack up the car so you can change the tire” |
| verb | hunt with a jacklight |
| seamanly | adjective | characteristic of or befitting a seaman; indicating competent seamanship |
| seamanship | noun | skill in sailing |
| labor | verb | strive and make an effort to reach a goal |
| labour | verb | work hard |
| jack | verb | lift with a special device |
| jack | noun | tool for exerting pressure or lifting |