お先に[osakini] before
この先の心持ち[konosakinokokoromochi] feelings from this point on
データの先頭[deetanosentou] beginning of data
ペン先[pensaki] pen nibs
一寸先[issunsaki] an inch ahead

一足先[hitoashisaki] one step ahead
烏有先生[uyuusensei] fictitious person
縁先[ensaki] veranda edge
下馬先[gebasaki] dismounting place
火先[hisaki] flames

稲穂[inaho] ear (head) of rice
花穂[kasui] spike (in botany)
刈穂[kariho] harvested grain
垂り穂[tariho] drooping ears (of grain)
瑞穂の国[mizuhonokuni] Japan, the Land of Abundant Rice

穂先[hosaki] ear (e.g. of wheat)
落穂拾い[ochibohiroi] gleaning (i.e. picking up crop left after harvesting)
黒穂[kuroho] smut
穂状[suijou] shaped like an ear of grain

鋭鋒[eihou] brunt of attack or argument
先鋒[senpou] advance guard
兵鋒[heihou] the point of a sword
鋒先[hosaki] ear (e.g. of wheat)

鋒先[hokosaki] point of spear
舌鋒[zeppou] eloquence
急先鋒[kyuusenpou] van (of a movement)
鋒起[houki] uprising