~
adjective informal increase the power and efficiency of an engine.
↘make something more elaborate or impressive.
→ soup
————————
~
adjective informal increase the power and efficiency of an engine.
→ soup
~
adjective informal increase the power and efficiency of an engine.
↘make something more elaborate or impressive.
→ soup
————————
~
adjective informal increase the power and efficiency of an engine.
→ soup
Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004