英雄[eiyuu] hero
英雄的[eiyuuteki] heroic
雄牛[oushi] bull
雄羊[ohitsuji] ram
群雄[gunyuu] rival chiefs

群雄割拠[gunyuukakkyo] rivalry of local warlords
雌雄[shiyuu] male and female (animal)
反英雄[haneiyuu] antihero
雄壮[yuusou] heroic
雄たけび[osakebi] war cry

ワープロ馬鹿[waapurobaka] someone whose kanji-writing ability has suffered due to overreliance on the kana-to-kanji conversion systems used to input Japanese text on a computer
鹿驚[kagashi] scarecrow
河鹿[kajika] kajika frog (Buergeria buergeri)
葦鹿[michi] eared seal (esp. the California sea lion, Zalophus californianus)
鹿児島県[kagoshimaken] Kagoshima prefecture (Kyushu)

鹿追[shikaoi] hinged bamboo water cup or trough, which makes a percussive sound periodically as it tips over
親馬鹿[oyabaka] (over) fond parents
中原の鹿[chuugennoshika] the aim (in a campaign)
馴鹿[tonakai] reindeer (Rangifer tarandus)