いつしか の訳語→ eventually inevitably now place suddenly
いよいよ の訳語→ about close even ever finally great greatly more really rich so steadily still very
しだいに の訳語→ grow increased increasingly
すこしずつ の訳語→ cautiously slowly
そのうちに の訳語→ presently preserve shortly someday sometime soon then until
そろそろ の訳語→ almost gently high nearly slow
だんだん の訳語→ begin constantly
だんだんと の訳語→ indirectly modest
どんどん の訳語→ aggressively all dramatically eagerly fair fast good keep quickly rapidly
やがて の訳語→ afterward later long long-run momentarily till ultimately while
ゆっくりと の訳語→ carefully deliberately distantly leisurely pondrously restful slo-mo unhurriedly
ようやく の訳語→ barely before fully laboriously last only rare reach reluctantly scarcely
次第に の訳語→ down little progressively steady
徐々に の訳語→ adaptively incrementally near
少しずつ の訳語→ imperceptibly