学者, がくしゃ
1. scholar, academic, scientist
2. learned person, person of learning
彼は立派な学者になるだろう。
が
Particle
1. indicates sentence subject (occasionally object)
2. indicates possessive (esp. in literary expressions)
Conjunction
3. but, however, still, and
after the volitional form of a verb
4. regardless of, whether (or not)