屁放き虫

へこきむし

fart bug

屁っ放り虫

へっぴりむし ヘッピリムシ

bombardier beetle (esp. species Pheropsophus jessoensis)

放屁

ほうひ へひり

farting, farter

屁放男

へっぴりおとこ

farting jester (Edo period), flatulist

屁放き

へこき

farting, breaking wind

屁っ放り

へっぴり

useless person, worthless person

屁

おなら へ

wind, gas, fart

放散虫

ほうさんちゅう

radiolarian

曲屁

きょくべ

musical farting, making various amusing farting sounds

マン屁

マンぺ

pussy fart, queef

放散虫軟泥

ほうさんちゅうなんでい

radiolarian ooze

寝っ屁

ねっぺ

farting while asleep

屁理屈

へりくつ

sophism, quibble, hair-splitting, argument for argument's sake, cavil, frivolous objections

屁糞葛

へくそかずら ヘクソカズラ

skunkvine (Paederia foetida), stinkvine, Chinese fever vine

握り屁

にぎりぺ

farting into one's hand; cupping a fart

最後屁

さいごべ

stink bomb, foul odour emitted from the anal sacs of a frightened weasel

屁理屈屋

へりくつや

sophist, quibbler

屁の河童

へのかっぱ

something easy to do, cinch

屁をひる

へをひる

to fart, to break wind