Pathos is like: look at this poor dog *plays sad music* "for every dollar, you can save a dog" (appeals to your feelings)
Logos is like: according to science, 97% of the population likes carrots (based on stats)
Ethos is like: since im a doctor, you should trust me. (Based on personal experience)
There are two dictionary definitions. 1) shaking or quivering slightly. 2)timid or nervous