turn (something towards a direction); point (something at/to); aim (with something); channel (direct a flow); make something have a certain direction

頑張る: to work hard

頑張れ: do your best, good luck, hang in there, come on, don't give up, keep going

conjunctive form of がんばる (ganbaru) [godan] / 頑張って: do your best, good luck, hang in there, come on, don't give up, keep going..

to work hard and do one's best to achieve a goal / to strive unrelentingly in the face of difficulty, to persevere

(imperative, exhortation) do your best, good luck, hang in there, come on, don't give up, keep going

bedrock

conjunctive form of 頑張る (ganbaru) [godan] / do your best, good luck, keep at it, don't give up, hang in there

examination, exam, test / quiz

for (directed at, intended to belong to)