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

外国人登録[gaikokujintouroku] alien registration
外国人登録証明書[gaikokujintourokushoumeisho] certificate of alien registration
岩登り[iwanobori] rock climbing
駆け登る[kakenoboru] to run (up hill, stairs, etc.)
遠古登点[wokototen] marks to aid in reading Chinese classics

山登り[yamanobori] mountain climbing
住民登録[juumintouroku] resident registration
登り[nobori] ascent
登り下り[noboriori] rising and falling
登り口[noboriguchi] starting point for an ascent (mountain, stairs, etc.)

データの先頭[deetanosentou] beginning of data
一頭[ittou] one large animal (horses, cattle, etc.)
一頭立て[ittoudate] one-horse (carriage)
咽頭[intou] pharynx
駅頭[ekitou] station

音頭[ondo] leading a group of people
会頭[kaitou] society president
街頭[gaitou] in the street
核弾頭[kakudantou] nuclear warhead
巻頭[kantou] opening page of book