fee - charge (money)⏎
hire - employ, rent, lease⏎
ground - reason, basis, educate⏎
income - earnings, wages, salary⏎
force - influence, power, energy, strength, personnel⏎
instruct - tell, teach, train, inform, command⏎
graph - plan⏎
gap - space, difference, requirement⏎
keynote - important thing, chief thing⏎
gauge - measure, estimate, judge⏎