digit - number, character, finger⏎
diagram - drawing, plan, representation, picture, sketch, blueprint, map, image⏎
basis - reason why, motive, grounds⏎
discontinue - stop, terminate⏎
ceiling - limit, restriction, largest amount⏎
defray - provide money⏎
competence - ability, skill, knowledge, proficiency⏎
deep - serious, extreme, profound⏎
caretaker - custodian, janitor⏎
depreciate - detract, decrease in value, demonetise, demonetize, amortise, amortize⏎