Life is good but sometimes very boreding. Life is good but sometimes very boring.

Life is good, but sometimes very boreding. Life is good, but sometimes very boring.

Boring = something that causes boredom Bored = someone who feels boredom

Life is good but sometimes very boreding. Life is good but sometimes very boring.

Life is good, but sometimes very boreding. Life is good, but sometimes very boring.

Still I really like is life in general. Still I really like life in general.

SI still I really like is life (anyway). I still really like life (anyway).

Despite the fact that life can be boring, you still like it, good placement for "anyway"

(Even) Still, I really like ismy life. (Even) Still, I really like my life.

Still, I really like is life. Still, I really like life.