balloon

BALLOON noun

[ C ] uk/bəˈluːn/ us
A2 a small coloured rubber bag that you fill with air to play with or to use as a decoration

воздушный шар
Could you help me to blow up some balloon s? Смотрите такжеhot-air balloon
balloon verb [ I ] uk/bəˈluːn/ us
to suddenly become much larger

раздуваться, становиться больше
I balloon ed to 14 stone when I had my second baby.