全く

まったく

really, truly, entirely, completely, wholly, perfectly

JLPT N3

Details

Part of Speech:: Adverb , Noun which may take the genitive case particle 'no'
Romaji:: mattaku

全く疲れていないから、明日も全く問題ない

I'm not tired at all, so I have no problem tomorrow

この店は全く知らないから、行く必要が全くない

I don't know this store at all, so I don't need to go