Na-adjective (keiyodoshi), Noundaring; fearless; intrepid; bold; tough

Noun which may take the genitive case particle 'no', Na-adjective (keiyodoshi), Nouninvincible; unrivaled; unrivalled; matchless; unbeatable; undefeatable

I-adjective (keiyoushi)no match for; cannot compete with; not in the same league as; powerless against · cannot stand; cannot bear; cannot put up with; unbearable; intolerable · unable to do; cannot do; impossible

Nounopponent; rival; adversary · menace; danger; threat; enemy

Nounformidable enemy; strong enemy; tough enemy