Contrary to reason or common sense; utterly absurd or ridiculous.
Acting in a confused or ineffectual way; incompetent
Physically strong; muscular
ADJECTIVE
Preposterous - Contrary to reason or common sense; utterly absurd or ridiculous.
When Sandy's stock broker called and suggested that he sell half his stocks because he felt the market was overvalued, Sandy thought the idea was preposterous - but it turned out that his stock broker was right.
Referring to an activity that takes a long time and a great deal of effort
Playful and full of energy
Annoyed or irritated and quick to take offense at petty things
Making someone feel uncertain, uncomfortable or worried
ADJECTIVE
Marathon - Referring to an activity that takes a long time and a great deal of effort
After the company's computers crashed, 30 programmers worked together in a 15 hour marathon debugging session to get the computers up and running again.