勇猛Usage100%Usage for this spelling across all readings, not one reading alone.
ゆうもう
Standard kanji spelling; used in news and common writing.
ゆうみょう
out-dated reading
ゆうみょう
out-dated reading
Etymology
Compound of 勇 (courage) and 猛 (fierce). The exact historical derivation is uncertain, but the kanji combination directly conveys the meaning of fierce bravery.