Definition of extremely in English:

extremely

Line breaks: ex|treme¦ly
Pronunciation: /ɪkˈstriːmli
 
, ɛk-/

adverb

[as submodifier]
To a very great degree; very: this is an extremely difficult thing to do
More example sentences
  • It was the Cold War that made it extremely difficult and dangerous to be a Communist.
  • I think some of my staff find it extremely difficult and challenging working for me.
  • I live with my nan and grandad and it will be extremely difficult for me to pay as we do not have enough money.
Synonyms
all that, to a great extent, most, so;
Scottish unco;
Frenchtrès;
Northern English right
informal , dated devilish, hellish, frightfully
British informal ever so, well, bloody, dead, dirty, jolly, fair
North American informal real, mighty, powerful, awful, plumb, darned, way, bitching
South African informal lekker
archaic exceeding

Definition of extremely in: