Lesson 2 - I`m positive we´ll win tomorrow

(a feeling of) not being certain about something, especially about how good or true it is

to think that something is true, correct, or real

to form or have a mental picture or idea of something

completely

having no doubt or knowing exactly that something is true, or known to be true, correct, exact, or effective

to think that something is likely to be true

definitely, without a doubt: