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The Collaborative International Dictionary
Revendicating

Revendicate \Re*ven"di*cate\, v. t. [imp. & p. p. Revendicated; p. pr. & vb. n. Revendicating.][Cf. F. revendiquer. See Revenge.] To reclaim; to demand the restoration of. [R.]
--Vattel (Trans.).

Wiktionary
revendicating

vb. (present participle of revendicate English)