► 副詞ぐんと [ぐんと] [coll]
meaning: a lot rank: 2☆
一生懸命練習したらぐんと
力がついた ⇨ I practiced hard and my skills have improved significantly
☆
彼は
夏の
間に
背がぐんと
伸びた ⇨ He got a lot taller, had a growth spurt, during the summer
(☛ A lot in comparison. Usually about positive qualities)