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1 du ad. [janariz hornitu] to support, to sustain, to maintain, to feed
familia mantendu: to support the family
2 da ad. [elikatu] to support/maintain/keep oneself; to live on
ogiz mantentzen da: she lives on bread
3 da/du ad. [iraun, iraunarazi] to remain; to keep, to maintain
20 urtez mantendu zen boterean: he remained in power for 20 years
oreka mantendu: to keep one's balance