御食い初め[okuizome] weaning ceremony
為初め[shisome] outset
為初める[shisomeru] to begin to do
仮初[karisome] temporary
業界初[gyoukaihatsu] the industry's first ...

月初め[tsukihajime] beginning of month
最初[saisho] beginning
初めに[hajimeni] to begin with (used as an introduction)
初めは[hajimeha] at first
手初めに[tehajimeni] at first

行けない[ikenai] wrong
行る[yaru] to send
オリエント急行[orientokyuukou] Orient express
カ行[kagyou] classification for Japanese verb with the dictionary form ending in "ku"
ガ行[gagyou] classification for Japanese verb with the dictionary form ending in "gu"

サ行[sagyou] classification for Japanese verb with the dictionary form ending in "su"
ザ行[zagyou] classification for Japanese verb with the dictionary form ending in "zu"
スパイ行為[supaikoui] espionage
タ行[tagyou] classification for Japanese verb with the dictionary form ending in "tsu"
ダ行[dagyou] classification for Japanese verb with the dictionary form ending in "dzu"

飛んでもない[tondemonai] unthinkable
飛竜[peeron] dragon boat (long 22-person canoe used for racing)
一足飛び[issokutobi] (at) one bound
宇宙飛行士[uchuuhikoushi] astronaut
曲飛び[kyokutobi] fancy diving

空飛ぶ[soratobu] to fly in the sky
空飛ぶ円盤[soratobuenban] flying saucer
高飛車[takabisha] high-handed
叱り飛ばす[shikaritobasu] to rebuke strongly
蹴飛ばす[ketobasu] to kick away