sostener

Etymology
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Verb

 * 1) to  to grasp
 * 2) to sustain

Etymology
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Verb

 * 1) to hold, to hold up, to prop up, to sustain, to underpin physically
 * 2) to sustain, to support, to keep i.e. to give continuity to
 * 3) to support,  to uphold, to hold, to sustain, to contend, to maintain, to argue, to claim, to underpin, to defend