動うごき出だす

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Common wordFreq.FrequencyTop 20,000

動き出す · godan verb (-su)

Meanings

godan verb (-su), intransitive verb

start moving; get going; come alive

Describes something beginning to move physically, or a situation, plan, or person becoming active after a static period.

〈物もの〉が動うごき出だすfor a thing (vehicle, machine, etc.) to start moving
電でん車しゃがゆっくりと動うごき出だした。
The train slowly started moving.
〈事こと〉が動うごき出だすfor a plan, project, or situation to get going after being stalled
ようやく新あたらしい計けい画かくが動うごき出だした。
The new plan finally got going.
〈人ひと〉が動うごき出だすfor a person to spring into action after being still
彼かれは合あい図ずとともに動うごき出だした。
He sprang into action at the signal.

始し動どう
始動する is a more formal word often used for machines or engines starting up, while 動き出す is broader and can describe situations or people as well.
動うごくN5
動く simply means 'to move' in general, whereas 動き出す specifically highlights the moment movement or activity begins.
走はしり出だす
動き出す means 'to start moving' in a general sense, while 走り出す specifically implies running or a vehicle beginning to travel.

止とまるN4
止まる means 'to stop', the direct opposite of 動き出す, which means something begins moving or acting.

Compound of 動き (continuative form of 動く, 'to move') + 出す ('to start doing'). The ～出す suffix adds an inceptive meaning.