は
Particle, pronounced わ in modern Japanese
1. indicates sentence topic
2. indicates contrast with another option (stated or unstated)
3. adds emphasis
まだ, 未だ, いまだ
Adverb, Usually in kana
1. still, as yet, only
with verb in the negative
2. (not) yet
Only まだ
3. more, (more) still
4. at least, comparatively, relatively
NA-adjective
5. unfinished, incomplete, not yet done
私はまだその問題が解けない。
わかる, 分かる, 解る, 判る, 分る
Conjugated: わからない
Godan verb, Intransitive, Usually in kana
1. to understand, to comprehend, to grasp, to see, to get, to follow
2. to become clear, to be known, to be discovered, to be realized, to be realised, to be found out
Interjection
3. I know!, I think so too!
彼が有名な人物だというのがわかります。