走り出す (はしりだす)to begin to run; to start running; to break into a run

to begin to run; to start running; to break into a runGodan verb with 'su' ending

走り出す, its kanji, and other words that share them.Open this graph

Kanji in 走り出す

走者そうしゃrunner
走行そうこうrunning (of a car, bus, etc.); traveling
滑走かっそうgliding; sliding
走りはしりrunning
走るはしるto run
暴走ぼうそうacting rashly; running wildly
独走どくそうrunning alone; running solo
競走きょうそうrace
出身しゅっしんperson's origin (e.g. city, country, parentage, school)
輸出ゆしゅつexport; exportation
出場しゅつじょう(stage) appearance; performance
進出しんしゅつadvance (into a new market or stage of progress); launching (a new career or venture)
出すだすto take out; to get out
出席しゅっせきattendance; presence
出演しゅつえんperformance; appearance (in a stage, film, TV show, etc.)
出版しゅっぱんpublication

See how 走り出す connects to the rest of Japanese.