Synonyms for invent

Verb

1. invent, contrive, devise, excogitate, formulate, forge, create by mental act, create mentally

usage: come up with (an idea, plan, explanation, theory, or priciple) after a mental effort; "excogitate a way to measure the speed of light"

2. fabricate, manufacture, cook up, make up, invent, think up, think of, dream up, hatch, concoct

usage: make up something artificial or untrue